@article{01691128, title = {The angular distribution of asset returns in delay space.}, journal = {Discrete Dynamics in Nature and Society}, volume = {5}, year = {2001}, pages = {101-120}, doi = {10.1155/S1026022601000115}, zbl = {0988.91038}, language = {en}, url = {http://dml.mathdoc.fr/item/01691128} }
Koppl, Roger; Nardone, Carlo. The angular distribution of asset returns in delay space.. Discrete Dynamics in Nature and Society, Tome 5 (2001) pp. 101-120. doi : 10.1155/S1026022601000115. http://gdmltest.u-ga.fr/item/01691128/