@article{TMF_1988_75_3_a4,
     author = {G. T. Adamashvili},
     title = {Influence of relaxation on nonlinear waves in crystals},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {371--377},
     publisher = {mathdoc},
     volume = {75},
     number = {3},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1988_75_3_a4/}
}