A conjugate direction method for approximating the analytic center of a polytope. Kojima, Masakazu; Megiddo, Nimrod; Mizuno, Shinji — 1998 Journal of Inequalities and Applications [electronic only]
Computing Circular Separability. J. O'Rourke; S.Rao Kosaraju; Nimrod Megiddo — 1986 Discrete & computational geometry