@article{DAN_1982_262_5_a20,
     author = {R. V. Goldshtejn and E. I. Shifrin},
     title = {Comparison theorems for a class of pseudodifferential equations and their applications},
     journal = {Doklady Akademii Nauk},
     pages = {1113--1116},
     publisher = {mathdoc},
     volume = {262},
     number = {5},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1982_262_5_a20/}
}