Yasmitasari, Yiyip Ika, and Sylvia Sari Rosalina. “The Influence of Organizational Change, Leadership Style, and Work Environment on Employee Productivity in the Pharmaceutical Industry of PT. KSP”. Journal Research of Social Science, Economics, and Management 5, no. 3 (October 22, 2025): 3363–3373. Accessed December 5, 2025. https://jrssem.publikasiindonesia.id/index.php/jrssem/article/view/1114.