@article{01883690, title = {Unstable }, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2003}, year = {2003}, pages = {593-605}, doi = {10.1155/S0161171203208012}, zbl = {1022.55006}, language = {en}, url = {http://dml.mathdoc.fr/item/01883690} }
Yau, Donald. Unstable . International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 593-605. doi : 10.1155/S0161171203208012. http://gdmltest.u-ga.fr/item/01883690/