@article{1102785971, author = {Shoop, Richard A.}, title = {The Lebesgue constants for $(f,d\_{n})$-summability.}, journal = {Pacific J. Math.}, volume = {85}, number = {2}, year = {1979}, pages = { 255-263}, language = {en}, url = {http://dml.mathdoc.fr/item/1102785971} }
Shoop, Richard A. The Lebesgue constants for $(f,d_{n})$-summability.. Pacific J. Math., Tome 85 (1979) no. 2, pp. 255-263. http://gdmltest.u-ga.fr/item/1102785971/