@article{DE_1976_12_12_a6,
     author = {E. A. Markin},
     title = {The existence of a mean value for a certain class of differential games that may be described by the wave equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2175--2187},
     publisher = {mathdoc},
     volume = {12},
     number = {12},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1976_12_12_a6/}
}