00433nam a2200133Ia 4500082001900000100007500019245006200094260004100156300001600197440005000213500000500263653000600268700002500274  a511.6bN279.HC  aNATO Advanced Study Institute, Berlin (West Germany), Sept. 1-10, 1976  aHigher combinatorics; proceedingsbcEd. by Martin Aigner  aDordrechtbReidel Publicationsc1977  axiii, 256p.  aNATO Advanced Study Institute series Cvv. 31  a  a   aAigner, Martin ; ed.