TY - JOUR AU - A. Yu. Popov TI - On the number of real eigenvalues of a certain boundary-value problem for a second-order equation with fractional derivative JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2006 SP - 137 EP - 155 VL - 12 IS - 6 UR - http://geodesic.mathdoc.fr/item/FPM_2006_12_6_a8/ LA - ru ID - FPM_2006_12_6_a8 ER -