TY - JOUR AU - S. I. Mitrokhin TI - On the study of spectral properties of differential operators of even order with discontinuous weight function JO - Vestnik rossijskih universitetov. Matematika PY - 2018 SP - 74 EP - 99 VL - 23 IS - 121 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VTAMU_2018_23_121_a6/ LA - ru ID - VTAMU_2018_23_121_a6 ER -