1.
Willya Hendra, Mangkusubroto K. The Stumbling Block of Net Profit Margin: A Case Study of PT PLN Batubara. jabm [Internet]. 2022May31 [cited 2023Jan.31];8(2):394. Available from: https://medpet.journal.ipb.ac.id/index.php/jabm/article/view/40046