未登录ON A NEW THEORETICAL CALIBRATION OF THE STROMGREN hk METALLICITY INDEX: NGC 6522 AS A FIRST TEST CASE
Calamida, A.; Bono, G.; Corsi, C. E.; Iannicola, G.; Ripepi, V.; Anthony-Twarog, B.; Twarog, B.; Zoccali, M.; Buonanno, R.; Cassisi, S.; Ferraro, I.; Grundahl, F.; Pietrinferni, A.; Pulone, L.
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