Every l -variety satisfying the amalgamation property is representable Sergei A. Gurchenkov (1997) Mathematica Slovaca Similarity:
On some varieties of weakly associative lattice groups Jiří Rachůnek (1996) Czechoslovak Mathematical Journal Similarity:
Recognizability in the lattice of convex ℓ -subgroups of a lattice-ordered group David Kenoyer (1984) Czechoslovak Mathematical Journal Similarity: