@article{CHEB_2018_19_2_a21,
     author = {F. M. Malyshev},
     title = {Weakly invertible $ n $-quasigroups},
     journal = {\v{C}eby\v{s}evskij sbornik},
     pages = {304--318},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CHEB_2018_19_2_a21/}
}