C.D.S. - SIMBAD4 rel 1.8 - 2024.05.20CEST14:55:23 Reference query: 2019ApJ...885..123H (1 found) ---------------------------------------------- 2019ApJ...885..123H 10.3847/1538-4357/ab48e4 Astrophys. J., 885, 123-123 (2019/November-2) Monitoring the superorbital period variation and spin period evolution of SMC X-1. HU C.-P., MIHARA T., SUGIZAKI M., UEDA Y. and ENOTO T. -Files: (abstract) -Simbad objects: 7