TY - JOUR AU - M. Y. Shalaginov AU - M. G. Ivanov AU - M. V. Dolgopolov TI - Problems with Laplace operator on topological surfaces JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2011 SP - 243 EP - 250 VL - 123 IS - 2 UR - http://geodesic.mathdoc.fr/item/VSGTU_2011_123_2_a29/ LA - ru ID - VSGTU_2011_123_2_a29 ER -