@Book{1655248073, author="J{\"u}rgensen, Helmut", editor="Petrich, Mario and Weinert, Hanns Joachim", title="Semigroups: Proceedings of a Conference Held at Oberwolfach, Germany December 16--21, 1978", series="SpringerLink B{\"u}cher", year="1981", publisher="Springer Berlin Heidelberg", address="Berlin, Heidelberg", keywords="Mathematics; Group theory; Group Theory and Generalizations", abstract="?-demi-groupes, demi-modules, produits demi-directs -- Die Halbgruppe der Gr{\"o}ssenklassen eines geordneten lokalen Rings -- (m, n)-Ideal characterizations of certain classes of semigroups -- Partielle Operationen in der Theorie der Halbgruppen -- Completely cyclic projective S-systems -- On semisimple classes of semigroups with zero -- Quelques proprietes des ideaux d'un demi-groupe -- A propos des groupes dans certains mono{\"{\i}}des syntactiques -- Description des Monoides de Type Fini -- Les presentations des sous-monoides de rang 3 d'un monoide libre -- On closed sets of term functions on bands -- Decomposition of some classes of subsets in a semigroup -- Compositions of a finite band with respect to an idempotent -- On special right quotient filters of semigroups.", note="edited by Helmut J{\"u}rgensen, Mario Petrich, Hanns Joachim Weinert", isbn="9783540386568", doi="10.1007/BFb0089803", url="https://swbplus.bsz-bw.de/bsz40466007xcov.jpg", url="https://doi.org/10.1007/BFb0089803", language="French" }