MIKAILOV KHIDIR MUSTAFA; MAMMADOV RUSLAN TAVAKKUL; RUSTAMOV BAYRAM NIZAM; RUSTAMOVA AYSEL BAYRAM. Spectral Variability of the Symbiotic Star CH Cyg. Proceedings of the Pakistan Academy of Sciences: A. Physical and Computational Sciences, [S. l.], v. 60, n. 1, p. 9–13, 2023. DOI: 10.53560/PPASA(60-1)671. Disponível em: https://ppaspk.org/index.php/PPAS-A/article/view/806. Acesso em: 20 sep. 2024.