@article{DAN_1977_233_5_a21,
     author = {A. M. Evseev and V. P. Dmitriev},
     title = {Calculation of energy spectrum of a quantum-mechanical system using integrals along the paths},
     journal = {Doklady Akademii Nauk},
     pages = {842--845},
     publisher = {mathdoc},
     volume = {233},
     number = {5},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_233_5_a21/}
}