1. Linearity and Unprovability of Set Union Problem Strategies
:LOEBL, M. - NEŠETŘIL, J. Linearity and Unprovability of Set Union Problem Strategies : An Extended Abstract. 1. ed. Bonn : Institut für Ökonometrie und Operations Research, 1987. 11 s. Report, No.87481-OR. [Copy count : 1, currently available 1, at library only 0]