@article{05695202, title = {Commutators and squares in free nilpotent groups.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2009}, year = {2009}, doi = {10.1155/2009/264150}, zbl = {1196.20041}, language = {en}, url = {http://dml.mathdoc.fr/item/05695202} }
Akhavan-Malayeri, Mehri. Commutators and squares in free nilpotent groups.. International Journal of Mathematics and Mathematical Sciences, Tome 2009 (2009) . doi : 10.1155/2009/264150. http://gdmltest.u-ga.fr/item/05695202/