B-emission Stars in Southern Sky Observed in Bosscha Observatory: Spectroscopic Study of Hα Spectral Line Variability

by Aprilia Aprilia, Hakim Luthfi Malasan, Geavani Eva Ramadhania, Agus Triono Puri Jatmiko, Mochamad Irfan, Dhimaz Gilang Ramadhan, Ade Nur Istiqomah, Evan Irawan Akbar
Published 2019-12-01