Homomorphisms of Divisible Semigroups.
Homomorphisms of free contents.
Homomorphisms of sandwich semigroups and sandwich near-rings.
Homomorphisms of semigroups of binary relations.
Homomorphisms of semilattices of semigroups.
Hotz-isomorphism theorems in formal language theory
How can representation theories of inverse semigroups and lattices be united?
How much semigroup structure is needed to encode graphs ?
Hyperarchimedische Teilbarkeitshalbgruppen
Hyperassociative varieties of semigroups.
Hyperidentities and hypervarieties.
Hyperidentities of groups and semigroups.
Hyperidentities of groups and semigroups. (Short Communication).
Hyperstability of a class of linear functional equations.