TY - JOUR AU - Jakubíková-Studenovská, Danica TI - Retract irreducibility of monounary algebras JO - Czechoslovak Mathematical Journal PY - 1999 SP - 363 EP - 390 VL - 49 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMJ_1999__49_2_a12/ LA - en ID - CMJ_1999__49_2_a12 ER -