TY - JOUR AU - Brandstädt, Andreas TI - Space classes, intersection of languages and bounded erasing homomorphisms JO - RAIRO. Informatique théorique PY - 1983 SP - 121 EP - 130 VL - 17 IS - 2 PB - EDP-Sciences UR - http://www.numdam.org/item/ITA_1983__17_2_121_0/ LA - en ID - ITA_1983__17_2_121_0 ER -