, -products of algebras
A characterization of quasivarieties of partial algebras by means of limits and products.
A generalization of Płonka sums
A note on the finite extensivity property
Amalgams of free inverse semigroups.
An elementary proof that finite groups are projectively torsion-free
Characterization of pointed varieties of universal algebras with normal projections.
Clone automorphisms and hypersubstitutions.
Decidability and structure
Decompositions in lattices and some representations of algebras [Book]
Decompositions of homomorphisms
Direct limits of monounary algebras
Even equations and Agassiz sums
Factorable congruences and factorable congruence blocks on powers of a finite algebra
Flat semilattices
Frame tolerances are directly decomposable
Full subdirect and weak direct products of algebras
Inverse semigroup varieties with the amalgamation property.
Limit preserving full embeddings.
On a power of relational structures