TY - JOUR AU - Baldrián, Jiří TI - On strong homomorphisms of finitely semigenerated languages JO - Archivum mathematicum PY - 1973 SP - 89 EP - 97 VL - 9 IS - 2 UR - http://geodesic.mathdoc.fr/item/ARM_1973_9_2_a6/ LA - en ID - ARM_1973_9_2_a6 ER -