@article{ZNSL_1983_126_a2,
     author = {M. Sh. Birman and M. Z. Solomyak},
     title = {Compact operators with power-like asymptotics of singular numbers},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {21--30},
     publisher = {mathdoc},
     volume = {126},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1983_126_a2/}
}