Ahmad N, Zainuddin MZ, Yahya MS, Dawanas DN. The Observations of H, Fe II and He I in Classical Be Stars. Malaysian J. Sci. [Internet]. 2009 Dec. 24 [cited 2024 Nov. 16];28(3):315-22. Available from: http://ojie.um.edu.my/index.php/MJS/article/view/7639