An elementary approach to polynomial interpolation in universal algebras E. FriedH. K. KaiserL. Márki OriginalPaper Pages: 40 - 57
Equations not preserved by complete extensions Richard KramerRoger Maddux OriginalPaper Pages: 86 - 89
On Vaught's criterion for isomorphisms of countable Boolean algebras Hans Dobbertin OriginalPaper Pages: 95 - 114
Covering in the lattice of equational theories and some properties of term finite theories George F. McNulty OriginalPaper Pages: 115 - 125
A note on the compactness of the consequence relation for congruence varieties G. Czédli Mailbox Pages: 142 - 143
A combinatorial fact about free algebras John T. BaldwinJoel BermanWilfrid Hodges OriginalPaper Pages: 145 - 152
The first order theory of Boolean algebras with a distinguished group of automorphisms Stanley Burris OriginalPaper Pages: 156 - 161
On the structure of varieties with equationally definable principal congruences I W. J. BlokD. Pigozzi OriginalPaper Pages: 195 - 227
A use of the method of interpretations for decidability or undecidability of measure spaces Sauro Tulipani OriginalPaper Pages: 228 - 232
On the length of the lattice of sublattices of a finite distributive lattice C. C. ChenK. M. Koh OriginalPaper Pages: 233 - 241
Isomorphisms of sums of countable bounded distributive lattices M. E. AdamsVěra Trnková OriginalPaper Pages: 242 - 257
On the purity of the lattice of sublattices of a finite distributive lattice C. C. ChenK. M. KohS. C. Lee OriginalPaper Pages: 258 - 271
Partial algebras—survey of a unifying approach towards a two-valued model theory for partial algebras Peter Burmeister OriginalPaper Pages: 306 - 358
Counting models in universal Horn classes John T. BaldwinRalph N. McKenzie OriginalPaper Pages: 359 - 384
Automorphism groups and functional completeness P. P. PálfyL. SzabóÁ. Szendrei OriginalPaper Pages: 385 - 400