Irfan I, Kirana KC, Septyarini E. Pengaruh Disiplin, Lingkungan Kerja dan Motivasi Terhadap Produktivitas Kerja Karyawan di PT. Rifan Financindo Berjangka Yogyakarta. inovator [Internet]. 2022 Sep. 1 [cited 2025 Feb. 21];11(2):372-83. Available from: http://360665.5mvk4.group/index.php/INOVATOR/article/view/7923