@article{ZNSL_1987_161_a11,
     author = {S. A. Fedotov},
     title = {Application of the method of functional integration to the superradiation theory},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {146--154},
     publisher = {mathdoc},
     volume = {161},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1987_161_a11/}
}