@article{TMF_1977_31_1_a5,
     author = {A. I. Baz' and S. P. Merkur'ev},
     title = {Kinematic properties of~three-particle reactions},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {48--61},
     year = {1977},
     volume = {31},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1977_31_1_a5/}
}