TY - JOUR AU - Krejčí, Pavel TI - Hysteresis operators - a new approach to evolution differential inequalities JO - Commentationes Mathematicae Universitatis Carolinae PY - 1989 SP - 525 EP - 536 VL - 30 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1989__30_3_a11/ LA - en ID - CMUC_1989__30_3_a11 ER -