@article{ZNSL_1989_177_a6,
     author = {A. Yu. Zaitsev},
     title = {On the approximation of convolutions of multi-dimensional symmetric distributions by accompaning laws},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {55--72},
     publisher = {mathdoc},
     volume = {177},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1989_177_a6/}
}