TY - JOUR AU - Tomasta, Pavel AU - Tomová, Eliška TI - On $H$-closed graphs JO - Czechoslovak Mathematical Journal PY - 1988 SP - 404 EP - 419 VL - 38 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1988.102236/ DO - 10.21136/CMJ.1988.102236 LA - en ID - 10_21136_CMJ_1988_102236 ER -