TY - JOUR AU - G. V. Zhidkov TI - Construction of function spaces by means of the Laplace operator and the averaging method JO - Differencialʹnye uravneniâ PY - 1984 SP - 632 EP - 641 VL - 20 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1984_20_4_a9/ LA - ru ID - DE_1984_20_4_a9 ER -