2-perfectm-cycle systems can be equationally defined form=3, 5, and 7 only D. E. BryantC. C. Lindner OriginalPaper Pages: 1 - 7
A new approach to the lattice of convex sublattices of a lattice S. LavanyaS. Parameshwara Bhatta OriginalPaper Pages: 63 - 71
The minimal number of join irreducibles of a finite modular lattice M. Wild OriginalPaper Pages: 113 - 123
On a finite basis problem for universal positive formulas G. Mashevitzky OriginalPaper Pages: 124 - 140