The average rank of a product of transformations K. H. KimF. W. Roush Research Article Pages: 79 - 85
Monoids of languages admitting ring structure Danny D. ChuH. J. Shyr Research Article Pages: 127 - 132
Lattices of order ideals on ordered semigroups S. Y. KwanK. P. Shum Research Article Pages: 151 - 175
Endomorphism monoids of free acts and O-wreath products of monoids Ulrich KnauerAlexander Mikhalev Research Article Pages: 177 - 187
Endomorphism monoids of free acts and O-wreath products of monoids Ulrich KnauerAlexander Mikhalev Research Article Pages: 189 - 198
On optimal factorization of free semigroups into free subsemigroups Renato M. Capocelli Research Article Pages: 199 - 212
The intersection graph of an ordered commutative semigroup B. Pondêlíĉek Research Article Pages: 213 - 218
The structure of semitopological monoids defined on compact connected 3-manifolds Wolfgang Ruppert Research Article Pages: 219 - 245
Flatness and projectivity in commutative regular semigroups S. Bulman-FlemingK. McDowell Research Article Pages: 247 - 259
A projective limit characterization of cif semigroups with an ℜ-congruence James M. Lord Research Article Pages: 267 - 282
Order relations on symmetric semigroups of transformations and on their homomorphic images M. G. Mogilevskiî Survey Article Pages: 283 - 305
Quasi commutative semigroups and σ-reflexive semigroups A. Cherubini SpoletiniA. Varisco Research Article Pages: 313 - 321
The exponent semigroup of a semigroup satisfying (xy)3=x3y3 Yuji Kobayashi Research Article Pages: 323 - 330
Endomorphism monoids of free acts and O-wreath products of monoids Ulrich KnauerAlexander Mikhalev Research Article Pages: 355 - 369
Quasi-ideals in rings and semigroups, by O. Steinfeld Patrick N. Stewart Book Review Pages: 371 - 372
