@article{TMF_1989_81_1_a13,
     author = {D. D. Tskhakaya (Jr.)},
     title = {Integrability conditions for equations that describe the interaction of~colliding wave packets of~different polarizations in~nonlinear optics},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {154--157},
     publisher = {mathdoc},
     volume = {81},
     number = {1},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1989_81_1_a13/}
}