TY - JOUR AU - Człapiński, Tomasz TI - On the existence of generalized solutions of nonlinear first order partial differential-functional equations in two independent variables JO - Czechoslovak Mathematical Journal PY - 1991 SP - 490 EP - 506 VL - 41 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1991.102483/ DO - 10.21136/CMJ.1991.102483 LA - en ID - 10_21136_CMJ_1991_102483 ER -