@article{TMF_2008_156_2_a4,
     author = {D. K. Durdiev},
     title = {Problem of determining the~nonstationary potential in a~hyperbolic-type equation},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {220--225},
     publisher = {mathdoc},
     volume = {156},
     number = {2},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2008_156_2_a4/}
}