@article{ZNSL_1999_265_a23,
     author = {A. A. Yakovleva},
     title = {On an embedding problem},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {314--322},
     year = {1999},
     volume = {265},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1999_265_a23/}
}