@article{ZNSL_1999_256_a0,
     author = {A. M. Vershik},
     title = {Numerical characteristics of groups and the relations between them},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {5--18},
     publisher = {mathdoc},
     volume = {256},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1999_256_a0/}
}