Combinatorial theory : proceedings of a conference held at Schloss Rauischholzhausen, May 6-9, 1982 / edited by D. Jungnickel and K. Vedder. (Lecture notes in mathematics)
Combinatorial theory : proceedings of a conference held at Schloss Rauischholzhausen, May 6-9, 1982 / edited by D. Jungnickel and K. Vedder.