TY - JOUR AU - Niyaz Tokmagambetov AU - Berikbol T. Torebek TI - Fractional analogue of Sturm–Liouville operator JO - Documenta mathematica PY - 2016 SP - 1503 EP - 1514 VL - 21 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/x7/ DO - 10.4171/dm/x7 ID - 10_4171_dm_x7 ER -