AA Vatolin - Zhurnal Vychislitel'noi Matematiki i Matematicheskoi …, 1984 - mathnet.ru
AA Vatolin, “On the problems of linear programming with interval coefficients”, Zh. Vychisl. Mat.
Mat. Fiz., 24:11 (1984), 1629–1637; USSR Comput. Math. Math. Phys., 24:6 (1984), 18–23 …