@article{05066521, title = {On the best approximation properties of }, journal = {Sibirskij Matematicheskij Zhurnal}, volume = {46}, year = {2005}, pages = {483-489}, zbl = {1102.65014}, language = {en}, url = {http://dml.mathdoc.fr/item/05066521} }
Belykh, V.N. On the best approximation properties of . Sibirskij Matematicheskij Zhurnal, Tome 46 (2005) pp. 483-489. http://gdmltest.u-ga.fr/item/05066521/