k-ary monoids of term operations Jennifer HyndmanRalph McKenzieWalter Taylor Research Article Pages: 21 - 52
Varieties of groupoids associated with involuted restrictive bisemigroups of binary relations D. A. Bredikhin Research Article Pages: 87 - 92
The alternating semigroups: Generators and congruences Stephen L. Lipscomb Research Article Pages: 96 - 106
Principal ideals in the semigroup of binary relations on a finite set: What happens when one element is added to the set Michael Breen Short Note Pages: 129 - 132
Report on the conference on semigroups held at Oberwolfach in 1991 John M. Howie Report Pages: 133 - 135
Inverse monoids and rational Schreier subsets of the free group Stuart W. MarglisJohn C. Meakin Research Article Pages: 137 - 148
The local semilattice of chains of idempotents David EasdownMohan S. Putcha Research Article Pages: 157 - 163
The cardinalities of the Green classes of the free objects in varieties of bands Helena Sezinando Research Article Pages: 164 - 198
Regular semigroups with a split map M. LoganathanV. M. Chandrasekaran Research Article Pages: 199 - 212
Closed ideals in semigroups of continuous selfmaps A. M. Forouzanfar Research Article Pages: 221 - 228
Realization theorems for semigroups with divisor theory Alfred GeroldingerFranz Halter-Koch Research Article Pages: 229 - 237
On the representations of certain idempotent topological semigroups J. W. BakerM. Lashkarizadeh-Bami Research Article Pages: 245 - 254
Contractive presentations: A family of inverse monoids and semigroups with finiteR-classes J. B. Stephen Research Article Pages: 255 - 270
Review of the Proceedings of the International Symposium on the Semigroup Theory and its Related Fields M. Yamada and H. Tominaga, eds. Francis Pastijn Book Review Pages: 271 - 272
The varieties of languages corresponding to the varieties of finite band monoids Helena Sezinando Research Article Pages: 283 - 305
Magnifying elements in semigroups Francesco CatinoFranco Migliorini Research Article Pages: 314 - 319
On inverse semigroups the closure of whose set of idempotents is a clifford semigroup Bernd Billhardt Research Article Pages: 320 - 331
On prime, weakly prime ideals in ordered semigroups Niovi Kehayopulu Research Article Pages: 341 - 346
Centralizers in symmetric inverse semigroups: Structure and order Stephen L. Lipscomb Research Article Pages: 347 - 355
Analyticity of the propagators of second order linear differential equations in Banach spaces Xio TijunLiang Jin Research Article Pages: 356 - 363
On a semigroup theoretic generalization of the Kalužnin Krasner Theorem and normal extensions of inverse semigroups Bernd Billhardt Research Article Pages: 364 - 372
Nonreversibility of subsemigroups of semi-simple Lie groups Luiz San Martin Research Article Pages: 376 - 387
On cardinalities of row spaces of Boolean matrices Janusz Konieczny Research Article Pages: 393 - 402