B. Boser, I. Guyon, and V. Vapnik. Proceedings of the 5th Annual Workshop on Computational Learning Theory (COLT'92), page 144--152. Pittsburgh, PA, USA, ACM Press, (July 1992)
B. Boser, I. Guyon, and V. Vapnik. Proceedings of the 5th Annual Workshop on Computational Learning Theory (COLT '92), July 27-29, 1992, Pittsburgh, PA, USA, page 144--152. ACM Press, New York, NY, USA, (1992)