MURTY, Katta G.; OSKOOROUCHI, Mohammad R. Sphere Methods for LP. Algorithmic Operations Research, [S. l.], v. 5, n. 1, p. Pages 21 – 33, 2010. Disponível em: https://journals.lib.unb.ca/index.php/AOR/article/view/11168. Acesso em: 13 apr. 2025.