@article{TMF_1976_29_1_a9,
     author = {V. N. Pomerantsev},
     title = {Orthogonal projection in a~system of three particles},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {94--103},
     publisher = {mathdoc},
     volume = {29},
     number = {1},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1976_29_1_a9/}
}