@article{DAN_1991_318_6_a17,
     author = {M. T. Turaev},
     title = {On the intensity of super-radiation},
     journal = {Doklady Akademii Nauk},
     pages = {1359--1361},
     publisher = {mathdoc},
     volume = {318},
     number = {6},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_318_6_a17/}
}