@article{TMF_1993_97_2_a7,
     author = {V. G. Bagrov and V. V. Obukhov},
     title = {Complete separation of variables in the free {Hamilton--Jacobi} equation},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {250--269},
     publisher = {mathdoc},
     volume = {97},
     number = {2},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1993_97_2_a7/}
}