Riawanto, R., Harianti, I. and Rohmah , M.H. 2021. 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, 3 (Jun. 2021), 138-143. DOI:https://doi.org/10.56371/jirpl.v2i3.52.