Minangsari, Fitrah, Bernadette Robiani, and Mukhlis Mukhlis. “The Efficiency of the Pharmaceutical Industry in Indonesia: A Stochastic Frontier Approach”. Jurnal Ekonomi Pembangunan 17, no. 2 (December 26, 2019): 49–58. Accessed September 19, 2024. https://jep.ejournal.unsri.ac.id/index.php/jep/article/view/8949.