1. A note on the best approximation of sine and cosine series;Leindler;Analysis Math,2006
2. and Moduli of smoothness and Fourier coefficients of periodic functions of one variable de institut;Potapov;Math,1979
3. Embedding relations of Besov classes;Leindler;Acta Sci Math,2007
4. Further sharpening of inequalities of Hardy and Littlewood;Leindler;Acta Sci Math,1990
5. A note on the uniform convergence and boundedness a generalized class of sine series in appear;Szal;Commentat Math