Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1977_10_a6, author = {V. Ivanov}, title = {The algebra generated by the {Heaviside} function and the delta-functions}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {65--69}, publisher = {mathdoc}, number = {10}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1977_10_a6/} }
V. Ivanov. The algebra generated by the Heaviside function and the delta-functions. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 10 (1977), pp. 65-69. http://geodesic.mathdoc.fr/item/IVM_1977_10_a6/