@article{DAN_1965_162_4_a14,
     author = {N. G. Basov and V. N. Morozov and A. N. Oraevsky},
     title = {The dynamics of optical quantum generators with two types of oscillation},
     journal = {Doklady Akademii Nauk},
     pages = {781--784},
     publisher = {mathdoc},
     volume = {162},
     number = {4},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_162_4_a14/}
}