Semigroups :  proceedings of a conference, held at Oberwolfach, Germany December 16-21, 1978 / 
edited by H. Jurgensen, M. Petrich, and H.J. Weinert. 
 - Berlin ;  New York :  Springer-Verlag,  1981. 
 - iv, 221 p. :  ill. 
 - Lecture notes in mathematics ;  855 .
 - Lecture notes in mathematics (Springer-Verlag) ;  855. .
<br/><br/> English, French, and German. 
<br/><br/><label>ISBN: </label>0387107010 (U.S. : pbk.) 
<br/><br/><label>LCCN: </label>93014374     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Semigroups.