@article{1178245665, author = {Yano, Shigeki}, title = {Notes on Fourier analysis (XIX): A remark on Riemann sums}, journal = {Tohoku Math. J. (2)}, volume = {2}, number = {2}, year = {1950}, pages = { 1-3}, language = {en}, url = {http://dml.mathdoc.fr/item/1178245665} }
Yano, Shigeki. Notes on Fourier analysis (XIX): A remark on Riemann sums. Tohoku Math. J. (2), Tome 2 (1950) no. 2, pp. 1-3. http://gdmltest.u-ga.fr/item/1178245665/