Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DM_2001_13_3_a9, author = {V. S. Monakhov and O. A. Shpyrko}, title = {On the nilpotent $\pi$-length of a finite $\pi$-solvable group}, journal = {Diskretnaya Matematika}, pages = {145--152}, publisher = {mathdoc}, volume = {13}, number = {3}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DM_2001_13_3_a9/} }
V. S. Monakhov; O. A. Shpyrko. On the nilpotent $\pi$-length of a finite $\pi$-solvable group. Diskretnaya Matematika, Tome 13 (2001) no. 3, pp. 145-152. http://geodesic.mathdoc.fr/item/DM_2001_13_3_a9/