@article{DAN_1965_165_2_a15,
     author = {B. V. Medvedev and A. D. Sukhanov},
     title = {The $S$~matrix in the {Heisenberg} representation},
     journal = {Doklady Akademii Nauk},
     pages = {305--308},
     publisher = {mathdoc},
     volume = {165},
     number = {2},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_165_2_a15/}
}