Semigroups proceedings of a Symposium on Semigroups held at Wayne State University, Detroit, Michigan, June 27 - 29, 1968 ed. by Karl W. Folley - XI, 277 S. graph. Darst. ISBN: 0122619501 Patent No.: 221000410 Nat. Bib. Agency Control No.: 011202459 DE-576 30287825 US-OCoLC Subjects--Index Terms: Index Terms--Genre/Form: Konferenzschrift--Detroit, Mich.--1968Konferenzschrift Dewey Class. No.: 512.86 512/.86