Riawanto, Riawanto, Isnin Harianti, and Mayza H Rohmah. “THE LEGAL POWER OF THE AUTHENTICITY OF BIPARTITE JOINT AGREEMENT BETWEEN PT PLATINUM CERAMICS INDUSTRY SURABAYA AND WORKERS”. JILPR Journal Indonesia Law and Policy Review 2, no. 3 (June 30, 2021): 138-143. Accessed April 19, 2024. http://ejournal.aissrd.org/index.php/jirpl/article/view/52.