On pseudovarieties, varieties of languages, filters of congruences, pseudoidentities and related topics Jorge Almeida OriginalPaper Pages: 333 - 350
Tests for injectivity in finitely generated universal Horn classes Michael H. Albert OriginalPaper Pages: 362 - 370
On a problem of B. Jónsson concerning subalgebras and endomorphisms N. SauerM. G. Stone OriginalPaper Pages: 385 - 386
Join epimorphisms which preserve certain lattice identities Marcel Wild OriginalPaper Pages: 398 - 410
Finite congruence-distributive P.O. systems G. HansoulL. Vrancken-Mawet OriginalPaper Pages: 413 - 425
Simultaneous representations in categories of algebras M. PetrichJ. SichlerV. TrnkovÁ OriginalPaper Pages: 426 - 453
