Harissa*, Teguh. “Penerapan Asas Proporsionalitas Bagi Hakim Dalam Mengadili Sengketa Kontrak”. Airlangga Development Journal 2, no. 2 (January 29, 2020): 78–90. Accessed February 11, 2025. https://e-journal.unair.ac.id/ADJ/article/view/18071.