@article{1102992094,
author = {Horadam, E. M.},
title = {A sum of a certain divisor function for arithmetical semi-groups.},
journal = {Pacific J. Math.},
volume = {23},
number = {3},
year = {1967},
pages = { 407-412},
language = {en},
url = {http://dml.mathdoc.fr/item/1102992094}
}
Horadam, E. M. A sum of a certain divisor function for arithmetical semi-groups.. Pacific J. Math., Tome 23 (1967) no. 3, pp. 407-412. http://gdmltest.u-ga.fr/item/1102992094/