TY - JOUR AU - T. Wesolowski TI - Subdirectly Irreducibles in some Varieties of Algebras having the Semilattice Structure JO - Beiträge zur Algebra und Geometrie PY - 1992 SP - 97 EP - 102 VL - 33 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/BAG_1992__33_138507/ ID - BAG_1992__33_138507 ER -