TY - JOUR AU - R. V. Goldshtejn AU - E. I. Shifrin TI - Comparison theorems for a class of pseudodifferential equations and their applications JO - Doklady Akademii Nauk PY - 1982 SP - 1113 EP - 1116 VL - 262 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1982_262_5_a20/ LA - ru ID - DAN_1982_262_5_a20 ER -