TY - JOUR AU - U. Raitums TI - Closure in $L_2$ of the set of solutions of a family of nonlinear elliptic equations JO - Differencialʹnye uravneniâ PY - 1980 SP - 501 EP - 506 VL - 16 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1980_16_3_a13/ LA - ru ID - DE_1980_16_3_a13 ER -