Globally determined lattices and semilattices Matthew GouldJoseph A. IskraConstantine Tsinakis OriginalPaper Pages: 137 - 141
Order completions of Archimedean Riesz spaces andl-groups C. D. AliprantisEric Langford OriginalPaper Pages: 151 - 159
On the sum of a direct system of universal algebras with nullary polynomials J. Płonka OriginalPaper Pages: 197 - 207
Horn sentences with (W) and weak Mal'cev conditions Gábor CzédliAlan Day OriginalPaper Pages: 217 - 230
Characterizing categories of algebras Stephen WhitneyWilliam S. Hatcher OriginalPaper Pages: 231 - 242
On modular pairs in semilattices Nimbakrisha K. ThakareMeenakshi P. WasadikarShuichiro Maeda OriginalPaper Pages: 255 - 265
A property of finite algebras havingM n 's as congruence lattices Thomas Ihringer OriginalPaper Pages: 269 - 271