Hinz, Manfred O. “The Ascertainment of Customary Law: What Is Ascertainment of Customary Law and What Is It For?”. Oñati Socio-Legal Series 2, no. 7 (February 2, 2012): 85–105. Accessed November 22, 2024. https://opo.iisj.net/index.php/osls/article/view/181.