TY  - JOUR
AU  - Yu. V. Titarenko
TI  - Systems of Pfaffian equations with nonanalytic coefficients
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1975
VL  - 30
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1975_30_1_a29/
LA  - ru
ID  - RM_1975_30_1_a29
ER  -