TY - JOUR AU - M. G. Lepchinski TI - On existence of solutions for elliptic equations at resonance JO - Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika PY - 2008 SP - 44 EP - 48 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VCHGU_2008_10_a5/ LA - ru ID - VCHGU_2008_10_a5 ER -