TY - JOUR AU - A. M. Nakhushev TI - The Sturm--Liouville problem for an ordinary second-order differential equation with fractional derivatives in the lowest terms JO - Doklady Akademii Nauk PY - 1977 SP - 308 EP - 311 VL - 234 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1977_234_2_a12/ LA - ru ID - DAN_1977_234_2_a12 ER -