TY - JOUR AU - E. Yu. Romanova TI - Spectral Analysis of Differential Operator with Involution JO - Sibirskij žurnal čistoj i prikladnoj matematiki PY - 2014 SP - 64 EP - 78 VL - 14 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VNGU_2014_14_4_a6/ LA - ru ID - VNGU_2014_14_4_a6 ER -