Coba jelasin Lihat juga dari Terra nullius dalam bahasa melayu dong

Mahkamah Antarabangsa mengenai Pendapat Penasihat Keadilan di Sahara Barat, 1975

Res nullius (perumusan asal dan lebih luas dalam undang-undang)

Connor, Michael. "The invention of terra nullius", Sydney: Macleay Press, 2005.

Culhane, Dara. The Pleasure of the Crown: Anthropology, Law, and the First Nations.'' Vancouver: Talon Books, 1998.

Lindqvist, Sven. Terra nullius. A Journey through No One's Land. Translated by Sarah Death. Granta, London 2007. Pbk 2008. The New Press, New York 2007. Details here

Rowse, Tim. "Terra nullius" – The Oxford Companion to Australian History. Ed. Graeme Davison, John Hirst and Stuart Macintyre. Oxford University Press, 2001.