KIRSTEN, J. F.; VAN DER VEER, A. Omgewingsvraagstukke en internasionale verhoudinge: ’n historiese perspektief. Southern Journal for Contemporary History, [S. l.], v. 24, n. 2, p. 79–95, 2019. DOI: 10.38140/sjch.v24i2.4112. Disponível em: https://journals.ufs.ac.za/index.php/jch/article/view/4112. Acesso em: 2 may. 2024.