@article{TMF_1978_35_1_a6,
     author = {S. N. Antropov and S. A. Vladimirov},
     title = {Symmetry groups of scalar relativistic fields with self-interaction},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {56--67},
     year = {1978},
     volume = {35},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1978_35_1_a6/}
}