@article{MZM_2010_87_1_a13,
     author = {A. A. Borisenko},
     title = {On {Isometric} {Immersion} of {Nilmanifolds} in {Euclidean} space},
     journal = {Matemati\v{c}eskie zametki},
     pages = {130--132},
     publisher = {mathdoc},
     volume = {87},
     number = {1},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2010_87_1_a13/}
}