TY - JOUR AU - S. N. Samborskii TI - Formal properties of boundary value problems for overdetermined systems of partial differential equations JO - Zapiski Nauchnykh Seminarov POMI PY - 1981 SP - 203 EP - 216 VL - 110 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1981_110_a15/ LA - ru ID - ZNSL_1981_110_a15 ER -