@article{01930027, title = {Modulus of smoothness and theorems concerning approximation on compact groups.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2003}, year = {2003}, pages = {1251-1260}, doi = {10.1155/S0161171203204269}, zbl = {1019.43004}, language = {en}, url = {http://dml.mathdoc.fr/item/01930027} }
Vaezi, H.; Rzaev, S.F. Modulus of smoothness and theorems concerning approximation on compact groups.. International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 1251-1260. doi : 10.1155/S0161171203204269. http://gdmltest.u-ga.fr/item/01930027/