TY - JOUR AU - Ďurikovič, Vladimír TI - On the uniqueness of solutions and the convergence of successive approximations in the Darboux problem for certain differential equations of the type $u_{xy}=f(x,y,u,u_x,u_y)$ JO - Archivum mathematicum PY - 1968 SP - 223 EP - 235 VL - 04 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_1968__4_4_a3/ LA - en ID - ARM_1968__4_4_a3 ER -