TY - JOUR AU - M.R. Siddiqi TI - On the theory of non-linear differential Equations od Parabolic type II JO - Mathematische Zeitschrift PY - 1936 SP - 484 EP - 495 VL - 40 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1936__40_168622/ ID - MZ_1936__40_168622 ER -