TY - JOUR AU - I. S. Lomov TI - The basis property of root vectors of discontinuous second-order operators in a space of vector-functions JO - Differencialʹnye uravneniâ PY - 1990 SP - 160 EP - 163 VL - 26 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1990_26_1_a20/ LA - ru ID - DE_1990_26_1_a20 ER -