@article{05627876, title = {New characterization for nonlinear weighted best simultaneous approximation.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2009}, year = {2009}, doi = {10.1155/2009/194876}, zbl = {1177.41009}, language = {en}, url = {http://dml.mathdoc.fr/item/05627876} }
Luo, Xianfa; Wu, Delin; He, Jinsu. New characterization for nonlinear weighted best simultaneous approximation.. International Journal of Mathematics and Mathematical Sciences, Tome 2009 (2009) . doi : 10.1155/2009/194876. http://gdmltest.u-ga.fr/item/05627876/