@article{DE_1979_15_10_a0,
     author = {N. V. Azbelev and V. P. Maksimov},
     title = {A priori estimates of the solutions of the {Cauchy} problem and the solvability of boundary value problems for equations with retarded argument},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1731--1747},
     publisher = {mathdoc},
     volume = {15},
     number = {10},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1979_15_10_a0/}
}