@article{ZNSL_1979_87_a9,
     author = {N. A. Sapogov},
     title = {The problem of stability for {J.~Marcinkiewicz's} theorem},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {104--124},
     year = {1979},
     volume = {87},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1979_87_a9/}
}