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K. Wiersema

University of Hertfordshire

65H-index
452Paper Count
1.7WCitation Count
Published Papers 156
Publication Date
SN 2025coe: A Multiple-peaked Calcium-strong Transient from a White-dwarf Progenitor
err2026-01-14
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errChun Chen; Ning-Chen Sun; Qiang Xi; Samaporn Tinyanont; David Aguado; Ismael Pérez-Fournon; Frédérick Poidevin; Justyn R. Maund; Amit Kumar; Junjie Jin; Yiming Mao; Beichuan Wang; Yu Zhang; Zhen Guo; Wenxiong Li; César Rojas-Bravo; Rong-Feng Shen; Lingzhi Wang; Ziyang Wang; Guoying Zhao; Jie Zheng; Yinan Zhu; David López Fernández-Nespral; Alicia López-Oramas; Zexi Niu; Yanan Wang; Klaas Wiersema; Jifeng Liu
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Discovery and analysis of afterglows from poorly localized GRBs with the Gravitational-wave Optical Transient Observer (GOTO) All-sky Survey
err2025-12-01
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errKumar, Amit; Gompertz, B. P.; Schneider, B.; Belkin, S.; Wortley, M. E.; Saccardi, A.; O'neill, D.; Ackley, K.; Rayson, B.; Postigo, A. De Ugarte; Gulati, A.; Steeghs, D.; Malesani, D. B.; Maund, J. R.; Dyer, M. J.; Giarratana, S.; Serino, M.; Julakanti, Y.; Kumar, B.; Xu, D.; Eyles-Ferris, R. A. J.; Zhu, Z. -p; Warwick, B.; Hu, Y. -d; Allen, I; Ramsay, G.; Starling, R. L. C.; Lyman, J.; Ulaczyk, K.; Godson, B.; Galloway, D. K.; Dhillon, V. S.; O'brien, P.; Noysena, K.; Kotak, R.; Breton, R. P.; Nuttall, L. K.; Pollacco, D.; Casares, J.; Killestein, T. L.; Kennedy, M. R.; Habeeb, N.; Moran, S.; Wiersema, K.; Worssam, I; Coppejans, D. L.; Phillips, C. A.; Martin-Carrillo, A.; Pankov, N. S.; Fernandez, J. F. Agui; Aloy, M. A.; An, J.; Anderson, G. E.; Bochenek, A.; Castro-Tirado, A. J.; Chen, X.; Cotter, L.; Dastidar, R.; De pasquale, M.; D'elia, V; Fang, Y.; Fu, S. Y.; Fynbo, J. P. U.; Hartmann, D. H.; He, L. B.; Izzo, L.; Jiang, S. Q.; Kawakubo, Y.; Klunko, E., V; Levan, A. J.; Liu, X. -w; Liu, X.; Lombardi, G.; Maiorano, E.; Palmerio, J. T.; Perley, D. A.; Pieterse, D. L. A.; Pozanenko, A. S.; Pugliese, G.; Rossi, A.; Sbarufatti, B.; Seshashayana, S. Bijavara; Tanvir, N. R.; Thone, C. C.; Van Der Horst, A. J.; Vergani, S. D.; Volnova, A. A.; Wijers, R. A. M. J.; Wise, J. L.
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A LOFAR search for coherent radio emission accompanying prompt engine activity in gamma-ray bursts
err2025-11-01
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errHennessy, A.; Starling, R. L. C.; Rowlinson, A.; de Ruiter, I; van der horst, A. J.; Anderson, G. E.; Tanvir, N. R.; ter veen, S.; Wiersema, K.; Wijers, R. A. M. J.
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GRB 241105A: a test case for GRB classification and rapid r-process nucleosynthesis channels
err2025-11-01
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PREAI
errDimple; Gompertz, B. P.; Levan, A. J.; Malesani, D. B.; Laskar, T.; Bala, S.; Chrimes, A. A.; Heintz, K.; Izzo, L.; Lamb, G. P.; O'neill, D.; Palmerio, J. T.; Saccardi, A.; Anderson, G. E.; De barra, C.; Huang, Y.; Kumar, A.; Li, H.; McBreen, S.; Mukherjee, O.; Oates, S. R.; Pathak, U.; Qiu, Y.; Roberts, O. J.; Sonawane, R.; Veres, P.; Ackley, K.; Han, X.; Julakanti, Y.; Wang, J.; D'avanzo, P.; Martin-Carrillo, A.; Ravasio, M. E.; Rossi, A.; Tanvir, N. R.; Anderson, J. P.; Arabsalmani, M.; Belkin, S.; Breton, R. P.; Brivio, R.; Burns, E.; Casares, J.; Campana, S.; Chastain, S., I; D'Elia, V; Dhillon, V. S.; Dyer, M. J.; Fynbo, J. P. U.; Galloway, D. K.; Gulati, A.; Godson, B.; Goodwin, A. J.; Gromadzki, M.; Hartmann, D. H.; Jakobsson, P.; Killestein, T. L.; Kotak, R.; Leung, J. K.; Lyman, J. D.; Melandri, A.; Mattila, S.; McGee, S.; Morley, C.; Mukherjee, T.; Muller-Bravo, T. E.; Noysena, K.; Nuttall, L. K.; O'brien, P.; De pasquale, M.; Pignata, G.; Pollacco, D.; Pugliese, G.; Ramsay, G.; Sahu, A.; Salvaterra, R.; Schady, P.; Schneider, B.; Steeghs, D.; Starling, R. L. C.; Tsalapatas, K.; Ulaczyk, K.; van der Horst, A. J.; Wang, C.; Wiersema, K.; Worssam, I; Wortley, M. E.; Xiong, S.; Zafar, T.
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EP241021a: A Months-duration X-Ray Transient with Luminous Optical and Radio Emission
err2025-08-29
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errXinwen Shu; Lei Yang; Haonan Yang; Fan Xu; Jin-Hong Chen; Rob A. J. Eyles-Ferris; Lixin Dai; Yunwei Yu; Rong-Feng Shen; Luming Sun; Hucheng Ding; WeiKang Zheng; Ning Jiang; Wenxiong Li; Ning-Chen Sun; Dong Xu; Zhumao Zhang; Chichuan Jin; Arne Rau; Tinggui Wang; Xue-feng Wu; Weimin Yuan; Bing Zhang; Kirpal Nandra; Alexei V. Filippenko; Frédérick Poidevin; Roberto Soria; Amit Kumar; David S. Aguado; Fangxia An; Tao An; Jie An; Moira Andrews; Rungrit Anutarawiramkul; Pietro Baldini; Thomas G. Brink; Pathompong Butpan; Zhiming Cai; Alberto J. Castro-Tirado; Huaqing Cheng; Weiwei Cui; Joseph Farah; Shaoyu Fu; Johan P.U. Fynbo; Xing Gao; Dawei Han; Xuhui Han; D. Andrew Howell; Jingwei Hu; Shuaiqing Jiang; Brajesh Kumar; Weihua Lei; Dongyue Li; Chengkui Li; Huaqiu Liu; Xing Liu; Yuan Liu; Xiaowei Liu; Alicia López-Oramas; David López Fernández-Nespral; Justyn R. Maund; Curtis McCully; Zexi Niu; Megan Newsome; Paul O’Brien; Haiwu Pan; Yu Pan; Estefania Padilla Gonzalez; Ismael Pérez-Fournon; Walter Silima; Hui Sun; Shengli Sun; Xiaojin Sun; Giacomo Terreran; Samaporn Tinyanont; Junxian Wang; Yanan Wang; Yun Wang; Klaas Wiersema; Yunfei Xu; Yongquan Xue; Yi Yang; Fabao Zhang; Juan Zhang; Pinpin Zhang; Wenda Zhang; Yonghe Zhang; Haisheng Zhao; Zipei Zhu; Liping Xin; Zhuheng Yao; Bertrand Cordier; Jianyan Wei; Yulei Qiu; Frédéric Daigne
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Fast X-ray transient EP240315A from a Lyman-continuum-leaking galaxy at z ≈ 5
err2025-08-19
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PREAI
errAndrew J. Levan; Peter G. Jonker; Andrea Saccardi; Daniele Bjørn Malesani; Nial R. Tanvir; Luca Izzo; Kasper E. Heintz; Daniel Mata Sánchez; Jonathan Quirola-Vásquez; Manuel A. P. Torres; Susanna D. Vergani; Steve Schulze; Andrea Rossi; Paolo D’Avanzo; Benjamin P. Gompertz; Antonio Martin-Carrillo; Antonio de Ugarte Postigo; Benjamin Schneider; Weimin Yuan; Zhixing Ling; Wenjie Zhang; Xuan Mao; Yuan Liu; Hui Sun; Dong Xu; Zipei Zhu; José Feliciano Agüí Fernández; Lorenzo Amati; Franz E. Bauer; Sergio Campana; Francesco Carotenuto; Ashley Chrimes; Joyce N. D. van Dalen; Valerio D’Elia; Massimo Della Valle; Massimiliano De Pasquale; Vikram S. Dhillon; Lluís Galbany; Nicola Gaspari; Giulia Gianfagna; Andreja Gomboc; Nusrin Habeeb; Dieter Hartmann; Agnes P. C. van Hoof; Youdong Hu; Pall Jakobsson; Yashaswi Julakanti; Judith Korth; Chryssa Kouveliotou; Tanmoy Laskar; Stuart P. Littlefair; Elisabetta Maiorano; Jirong Mao; Andrea Melandri; M. Coleman Miller; Tamal Mukherjee; Samantha R. Oates; Paul O’Brien; Jesse T. Palmerio; Hannu Parviainen; Daniëlle L. A. Pieterse; Silvia Piranomonte; Luigi Piro; Giovanna Pugliese; Maria E. Ravasio; Ben Rayson; Ruben Salvaterra; Rubén Sánchez-Ramírez; Nikhil Sarin; Samuel P. R. Shilling; Rhaana L. C. Starling; Gianpiero Tagliaferri; Aishwarya Linesh Thakur; Christina C. Thöne; Klaas Wiersema; Isabelle Worssam; Tayyaba Zafar
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First joint absorption and Te-based metallicity measured in a GRB host galaxy at z=4.28 using JWST/NIRSpec
err2025-08-01
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errInkenhaag, Anne; Schady, Patricia; Wiseman, Phil; Yates, Robert M.; Arabsalmani, Maryam; Christensen, Lise; D'Elia, Valerio; De Pasquale, Massimiliano; Garcia-Benito, Ruben; Hartmann, Dieter H.; Jakobsson, Pall; Laskar, Tanmoy; Levan, Andrew J.; Pugliese, Giovanna; Rossi, Andrea; Salvaterra, Ruben; Savaglio, Sandra; Sbarufatti, Boris; Starling, Rhaana L. C.; Tanvir, Nial; Topcu, Berk; Vergani, Susanna D.; Wiersema, Klaas
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Revisiting the Intergalactic Medium around GRB 130606A and Constraints on the Epoch of Reionization
err2025-05-13
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errFausey, H. M.; van der Horst, A. J.; Tanvir, N. R.; Wiersema, K.; Fynbo, J. P. U.; Hartmann, D.; Postigo, A. de Ugarte
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The infrared counterpart and proper motion of magnetar SGR 0501+4516
err2025-04-15
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errChrimes, A. A.; Levan, A. J.; Lyman, J. D.; Borghese, A.; Dhillon, V. S.; Esposito, P.; Fraser, M.; Fruchter, A. S.; Goetz, D.; Hounsell, R. A.; Israel, G. L.; Kouveliotou, C.; Mereghetti, S.; Mignani, R. P.; Perna, R.; Rea, N.; Skillen, I.; Steeghs, D.; Tanvir, N. R.; Wiersema, K.; Wright, N. J.; Zane, S.
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Constraints on optical and near-infrared variability in the localization of the long-period radio transient GLEAM-X J1627-52
err2025-02-21
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errLyman, J. D.; Dhillon, V. S.; Kamann, S.; Chrimes, A. A.; Levan, A. J.; Pelisoli, I; Steeghs, D. T. H.; Wiersema, K.
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Neutral fraction of hydrogen in the intergalactic medium surrounding high-redshift gamma-ray burst 210905A
err2024-12-16
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errFausey, H. M.; Vejlgaard, S.; van der Horst, A. J.; Heintz, K. E.; Izzo, L.; Malesani, D. B.; Wiersema, K.; Fynbo, J. P. U.; Tanvir, N. R.; Vergani, S. D.; Saccardi, A.; Rossi, A.; Campana, S.; Covino, S.; D'Elia, V; De Pasquale, M.; Hartmann, D.; Jakobsson, P.; Kouveliotou, C.; Levan, A.; Martin-Carrillo, A.; Melandri, A.; Palmerio, J.; Pugliese, G.; Salvaterra, R.
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Varying linear polarisation in the dust-free gamma-ray burst 210610B
err2024-10-10
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errAguei Fernandez, J. F.; de Ugarte Postigo, A.; Thone, C. C.; Kobayashi, S.; Rossi, A.; Toma, K.; Jelinek, M.; Kann, D. A.; Covino, S.; Wiersema, K.; Hartmann, D.; Jakobsson, P.; Martin-Carrillo, A.; Melandri, A.; De Pasquale, M.; Pugliese, G.; Savaglio, S.; Starling, R. L. C.; Strobl, J.; Della Valle, M.; de Wet, S.; Zafar, T.
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A candidate coherent radio flash following a neutron star merger
err2024-09-26
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errRowlinson, A.; de Ruiter, I; Starling, R. L. C.; Rajwade, K. M.; Hennessy, A.; Wijers, R. A. M. J.; Anderson, G. E.; Mevius, M.; Ruhe, D.; Gourdji, K.; van der Horst, A. J.; ter Veen, S.; Wiersema, K.
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Rapid Response Mode observations of GRB 160203A: Looking for fine-structure line variability at z=3.52
err2024-09-25
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errPugliese, G.; Saccardi, A.; D'Elia, V.; Vergani, S. D.; Heintz, K. E.; Savaglio, S.; Kaper, L.; Postigo, A. de Ugarte; Hartmann, D. H.; De Cia, A.; Vejlgaard, S.; Fynbo, J. P. U.; Christensen, L.; Campana, S.; van Rest, D.; Selsing, J.; Wiersema, K.; Malesani, D. B.; Covino, S.; Burgarella, D.; De Pasquale, M.; Jakobsson, P.; Japelj, J.; Kann, D. A.; Kouveliotou, C.; Rossi, A.; Tanvir, N. R.; Thoene, C. C.; Xu, D.
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Testing particle acceleration in blazar jets with continuous high-cadence optical polarization observations
err2024-09-13
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errLiodakis, Ioannis; Kiehlmann, Sebastian; Marscher, Alan P.; Zhang, Haocheng; Blinov, Dmitry; Jorstad, Svetlana G.; Agudo, Ivan; Benitez, Erika; Berdyugin, Andrei; Bonnoli, Giacomo; Casadio, Carolina; Chen, Chien-Ting; Chen, Wen-Ping; Ehlert, Steven R.; Escudero, Juan; Grishina, Tatiana S.; Hiriart, David; Hsu, Angela; Imazawa, Ryo; Jermak, Helen E.; Jose, Jincen; Kaaret, Philip; Kopatskaya, Evgenia N.; Lalchand, Bhavana; Larionova, Elena G.; Lindfors, Elina; Lopez, Jose M.; Mccall, Callum; Morozova, Daria A.; Palaiologou, Efthymios; Pandey, Shivangi; Poutanen, Juri; Rakshit, Suvendu; Reig, Pablo; Sasada, Mahito; Savchenko, Sergey S.; Shablovinskaya, Elena; Neha, Sharma; Shrestha, Manisha; Steele, Iain A.; Troitskiy, Ivan S.; Troitskaya, Yulia V.; Uemura, Makoto; Vasilyev, Andrey A.; Weaver, Zachary; Wiersema, Klaas; Weisskopf, Martin C.
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Kilonova Seekers: the GOTO project for real-time citizen science in time-domain astrophysics
err2024-08-27
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errKillestein, T. L.; Kelsey, L.; Wickens, E.; Nuttall, L.; Lyman, J.; Krawczyk, C.; Ackley, K.; Dyer, M. J.; Jimenez-Ibarra, F.; Ulaczyk, K.; O'Neill, D.; Kumar, A.; Steeghs, D.; Galloway, D. K.; Dhillon, V. S.; O'Brien, P.; Ramsay, G.; Noysena, K.; Kotak, R.; Breton, R. P.; Palle, E.; Pollacco, D.; Awiphan, S.; Belkin, S.; Chote, P.; Clark, P.; Coppejans, D.; Duffy, C.; Eyles-Ferris, R.; Godson, B.; Gompertz, B.; Graur, O.; Irawati, P.; Jarvis, D.; Julakanti, Y.; Kennedy, M. R.; Kuncarayakti, H.; Levan, A.; Littlefair, S.; Magee, M.; Mandhai, S.; Sanchez, D. Mata; Mattila, S.; Mccormac, J.; Mullaney, J.; Munday, J.; Patel, M.; Pursiainen, M.; Rana, J.; Sawangwit, U.; Stanway, E.; Starling, R.; Warwick, B.; Wiersema, K.
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Comparing emission- and absorption-based gas-phase metallicities in GRB host galaxies at z = 2-4 using JWST (vol 529, pg 2807, 2024)
err2024-05-11
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errSchady, P.; Yates, R. M.; Christensen, L.; De Cia, A.; Rossi, A.; D'Elia, V; Heintz, K. E.; Jakobsson, P.; Laskar, T.; Levan, A.; Salvaterra, R.; Starling, R. L. C.; Tanvir, N. R.; Thoene, C. C.; Vergani, S.; Wiersema, K.; Arabsalmani, M.; Chen, H. -w; De Pasquale, M.; Fruchter, A.; Fynbo, J. P. U.; Garcia-Benito, R.; Gompertz, B.; Hartmann, D.; Kouveliotou, C.; Milvang-Jensen, B.; Palazzi, E.; Perley, D. A.; Piranomonte, S.; Pugliese, G.; Savaglio, S.; Sbarufatti, B.; Schulze, S.; Tagliaferri, G.; de Ugarte Postigo, A.; Watson, D.; Wiseman, P.
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A survey for variable young stars with small telescopes - IX. Evolution of spot properties on YSOs in IC 5070
err2024-03-23
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errHerbert, Carys; Froebrich, Dirk; Vanaverbeke, Siegfried; Scholz, Aleks; Eisloeffel, Jochen; Urtly, Thomas; Walton, Ivan L.; Wiersema, Klaas; Quinn, Nick J.; Piehler, Georg; Aimar, Mario Morales; Garcia, Rafael Castillo; Vanmunster, Tonny; Alfaro, Francisco C. Soldan; de la Cuesta, Faustino Garcia; Licchelli, Domenico; Perez, Alex Escartin; Mananes, Esteban Fernandez; Ribes, Noelia Gracia; Gonzalez, Jose Luis Salto; Futcher, Stephen R. L.; Nelson, Tim; Dvorak, Shawn; Mozdzierski, Dawid; Kotysz, Krzysztof; Mikolajczyk, Przemyslaw; Fleming, George; Phillips, Mark; Vale, Tony; Dubois, Franky; Eggenstein, Heinz-Bernd; Heald, Michael A.; Lewin, Pablo; Okeeffe, Derek; Popowicz, Adam; Bernacki, Krzysztof; Malcher, Andrzej; Lasota, Slawomir; Fiolka, Jerzy; Dustor, Adam; Percy, Stephen C.; Devine, Pat; Patel, Aashini L.; Dickers, Matthew D.; Dover, Lord; Grozdanova, Ivana I.; Urquhart, James S.; Lynch, Chris J. R.
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Comparing emission- and absorption-based gas-phase metallicities in GRB host galaxies at z =2-4 using JWST
err2024-03-05
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errSchady, P.; Yates, R. M.; Christensen, L.; De Cia, A.; Rossi, A.; D'Elia, V; Heintz, K. E.; Jakobsson, P.; Laskar, T.; Levan, A.; Salvaterra, R.; Starling, R. L. C.; Tanvir, N. R.; Thoene, C. C.; Vergani, S.; Wiersema, K.; Arabsalmani, M.; Chen, H. -W; De Pasquale, M.; Fruchter, A.; Fynbo, J. P. U.; Garcia-Benito, R.; Gompertz, B.; Hartmann, D.; Kouveliotou, C.; Milvang-Jensen, B.; Palazzi, E.; Perley, D. A.; Piranomonte, S.; Pugliese, G.; Savaglio, S.; Sbarufatti, B.; Schulze, S.; Tagliaferri, G.; Postigo, A. de Ugarte; Watson, D.; Wiseman, P.
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A survey for variable young stars with small telescopes - VIII. Properties of 1687 Gaia selected members in 21 nearby clusters
err2024-02-01
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errFroebrich, Dirk; Scholz, Aleks; Campbell-White, Justyn; Vanaverbeke, Siegfried; Herbert, Carys; Eisloeffel, Jochen; Urtly, Thomas; Long, Timothy P.; Walton, Ivan L.; Wiersema, Klaas; Quinn, Nick J.; Rodda, Tony; Gonzalez-Carballo, Juan-Luis; Morales Aimar, Mario; Castillo Garcia, Rafael; Soldan Alfaro, Francisco C.; Garcia de la Cuesta, Faustino; Licchelli, Domenico; Escartin Perez, Alex; Salto Gonzalez, Jose Luis; Deldem, Marc; Futcher, Stephen R. L.; Nelson, Tim; Dvorak, Shawn; Mozdzierski, Dawid; Kotysz, Krzysztof; Mikolajczyk, Przemyslaw; Fleming, George; Phillips, Mark; Vale, Tony; Ogmen, Yenal; Dubois, Franky; Rolfe, Samantha M.; Campbell, David A.; Eggenstein, Heinz-Bernd; Hambsch, Franz-Josef; Heald, Michael A.; Lewin, Pablo; Rose, Adam C.; Stone, Geoffrey; Crow, Martin Valentine; Dawes, Simon Francis; OKeeffe, Derek; Popowicz, Adam; Bernacki, Krzysztof; Malcher, Andrzej; Lasota, Slawomir; Fiolka, Jerzy; Dustor, Adam; Vajpayee, Amritanshu; Devine, Pat; Kolb, Matthias; Marquette, Jean-Baptiste; Ruppel, Gregg L.; Crowson, Dan R.; da Silva, Cledison Marcos; Michaud, Michel; Patel, Aashini L.; Dickers, Matthew D.; Dover, Lord; Grozdanova, Ivana I.; Urquhart, James S.; Lynch, Chris J. R.
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