TY - JOUR AU - B. K. Turmetov TI - On Smoothness of a~Solution to a~Boundary Value Problem with Fractional Order Boundary Operator JO - Matematičeskie trudy PY - 2004 SP - 189 EP - 199 VL - 7 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MT_2004_7_1_a6/ LA - ru ID - MT_2004_7_1_a6 ER -