@article{ZNSL_1994_211_a15,
     author = {V. N. Shokuev},
     title = {The foundations of enumeration theory for finite nilpotent groups},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {174--183},
     publisher = {mathdoc},
     volume = {211},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1994_211_a15/}
}