@article{DE_2003_39_10_a7,
     author = {O. M. Dzhokhadze},
     title = {The {Riemann} {Function} for {Higher-Order} {Hyperbolic} {Equations} and {Systems} with {Dominated} {Lower-Order} {Terms}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1366--1378},
     publisher = {mathdoc},
     volume = {39},
     number = {10},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2003_39_10_a7/}
}