TY - JOUR AU - Ekaterina A. Kolpakova TI - On connections between generalized solutions of PDE's of the first order JO - Ural mathematical journal PY - 2015 SP - 55 EP - 60 VL - 1 IS - 1 UR - http://geodesic.mathdoc.fr/item/UMJ_2015_1_1_a4/ LA - en ID - UMJ_2015_1_1_a4 ER -