Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1986_39_1_a12, author = {S. S. Agayan and G. L. Bayadyan}, title = {Stable summation of {Fourier--Haar} series with approximate coefficients}, journal = {Matemati\v{c}eskie zametki}, pages = {136--143}, publisher = {mathdoc}, volume = {39}, number = {1}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1986_39_1_a12/} }
S. S. Agayan; G. L. Bayadyan. Stable summation of Fourier--Haar series with approximate coefficients. Matematičeskie zametki, Tome 39 (1986) no. 1, pp. 136-143. http://geodesic.mathdoc.fr/item/MZM_1986_39_1_a12/