Media type: E-Article Title: Covers for monoids Contributor: Fountain, John; Pin, Jean-Eric; Weil, Pascal Published: Elsevier BV, 2004 Published in: Journal of Algebra, 271 (2004) 2, Seite 529-586 Language: English DOI: 10.1016/j.jalgebra.2003.09.004 ISSN: 0021-8693 Keywords: Algebra and Number Theory Origination: Footnote: Access State: Open Access