TY - JOUR AU - M. N. Yakovlev TI - Nonlinear boundary value problems for second order systems with one-sided growth constraints of the right side with respect to the first derivatives JO - Zapiski Nauchnykh Seminarov POMI PY - 1987 SP - 156 EP - 175 VL - 159 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1987_159_a16/ LA - ru ID - ZNSL_1987_159_a16 ER -