@article{1147883399,
author = {Alkan, Emre and Zaharescu, Alexandru and Zaki, Mohammad},
title = {Unitary convolution for arithmetical functions in several variables},
journal = {Hiroshima Math. J.},
volume = {36},
number = {1},
year = {2006},
pages = { 113-124},
language = {en},
url = {http://dml.mathdoc.fr/item/1147883399}
}
Alkan, Emre; Zaharescu, Alexandru; Zaki, Mohammad. Unitary convolution for arithmetical functions in several variables. Hiroshima Math. J., Tome 36 (2006) no. 1, pp. 113-124. http://gdmltest.u-ga.fr/item/1147883399/