Algebras in permutable varieties: Geometrical properties of affine algebras H. Peter Gumm OriginalPaper Pages: 8 - 34
On the automorphism groups of homogeneous and saturated Boolean algebras Matatyahu Rubin OriginalPaper Pages: 54 - 86
A homomorphic image of a semimodular lattice need not be semimodular: an answer to a problem of Birkhoff P. R. Jones Mailbox Pages: 127 - 130
An extension and simple proof of a constrained lattice fixed point theorem Charles BlairAlvin E. Roth Mailbox Pages: 131 - 132
Congruence varieties associated with reducts of abelian group varieties A. P. Huhn Mailbox Pages: 133 - 134
Definable principal congruences in varieties of groups and rings Stanley BurrisJohn Lawrence OriginalPaper Pages: 152 - 164
Congruence extensions for semilattices with distributivity Robert Hickman OriginalPaper Pages: 179 - 198
The hanf number for classes of algebras whose largest congruence is always finitely generated Sauro Tupipani OriginalPaper Pages: 221 - 228
Minimal and prime models of complete theories of torsion free abelian groups Rainer Deissler OriginalPaper Pages: 250 - 265
Congruence lattices of pseudocomplemented semilattices H. P. Sankappanavar OriginalPaper Pages: 304 - 316
The category of mono-unary algebras Sydney Bulman-FlemingKenneth McDowell OriginalPaper Pages: 339 - 345
The maximal size of the covering graph of a lattice Béla BollobásIvan Rival OriginalPaper Pages: 371 - 373
Minimal, locally-finite varieties that are not finitely axiomatizable Don Pigozzi OriginalPaper Pages: 374 - 390