Sindi Sri Deviana Manalu, Jonny Siagian, Ganda T. Hutapea. The Influence Of Profitability Rasio On Stock Performance With Return Market Control Variabel In The Telecomunication Sub-Sector Listed On The Indonesia Stock Exchange Before, During and After Covid 19 . Fundamental; Management; [Internet]. 2024Oct.21 [cited 2024Nov.5];9(2):1 - 25. Available from: http://ejournal.uki.ac.id/index.php/jm/article/view/6288