@article{01883662, title = {The dilatation invariant in the homotopy of spheres.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2003}, year = {2003}, pages = {119-125}, doi = {10.1155/S0161171203205081}, zbl = {1017.55010}, language = {en}, url = {http://dml.mathdoc.fr/item/01883662} }
Xu, Senlin; Lv, Jinchi. The dilatation invariant in the homotopy of spheres.. International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 119-125. doi : 10.1155/S0161171203205081. http://gdmltest.u-ga.fr/item/01883662/