@article{DAN_1990_311_5_a17,
     author = {L. A. Balashov and Yu. A. Dreizin and M. S. Mel'nikov},
     title = {Relative proximity of functions, and {Laplace} transforms},
     journal = {Doklady Akademii Nauk},
     pages = {1097--1102},
     publisher = {mathdoc},
     volume = {311},
     number = {5},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1990_311_5_a17/}
}