Putriana, and Chalif Ahmad Sahputra. “The Effect of Discipline and Work Environment on Employee Productivity of Palm Oil Factory (PKS) of PT. Perkebunan Nusantara V Sei. Rokan, Pagaran Tapah Subdistrict, Rokan Hulu Regency, Riau”. INTERNATIONAL JOURNAL OF TRENDS IN ACCOUNTING RESEARCH 2, no. 2 (November 29, 2021): 193-204. Accessed December 22, 2024. https://jurnal.adai.or.id/index.php/ijtar/article/view/80.