@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/