@article{01697703, title = {Whitney covers and quasi-isometry of }, journal = {Journal of Inequalities and Applications [electronic only]}, volume = {6}, year = {2001}, pages = {435-449}, doi = {10.1155/S1025583401000261}, zbl = {1017.30031}, language = {en}, url = {http://dml.mathdoc.fr/item/01697703} }
Ding, Shusen; Liu, Bing. Whitney covers and quasi-isometry of . Journal of Inequalities and Applications [electronic only], Tome 6 (2001) pp. 435-449. doi : 10.1155/S1025583401000261. http://gdmltest.u-ga.fr/item/01697703/