@book{15073,
	author = {Ivanescu, P. L. and Rudeanu, S. and Rudeanu, S. ; jt. auth.},
	title = {Pseudo-boolean methods for bivalent programming, lectures at the first European meeting of the Institute of Management Sciences and of the Econometric Institute, Warsaw, Sept. 2-7, 1966},
	publisher = {Springer-Verlag},
	year = {1966},
	series = {Lecture notes in Mathematics},
	address = {Berlin}
}