@article{1178244349, author = {Hirokawa, Hiroshi}, title = {On the $(K,\,1,\,\alpha)$ methods of summability}, journal = {Tohoku Math. J. (2)}, volume = {13}, number = {3}, year = {1961}, pages = { 18-23}, language = {en}, url = {http://dml.mathdoc.fr/item/1178244349} }
Hirokawa, Hiroshi. On the $(K,\,1,\,\alpha)$ methods of summability. Tohoku Math. J. (2), Tome 13 (1961) no. 3, pp. 18-23. http://gdmltest.u-ga.fr/item/1178244349/