The gcd-sum function.
Broughan, Kevin A.
Journal of Integer Sequences [electronic only], Tome 4 (2001), / Harvested from The Electronic Library of Mathematics
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Publié le : 2001-01-01
EUDML-ID : urn:eudml:doc:49702 
@article{01716196,
     title = {The gcd-sum function.},
     journal = {Journal of Integer Sequences [electronic only]},
     volume = {4},
     year = {2001},
     zbl = {1004.11005},
     language = {en},
     url = {http://dml.mathdoc.fr/item/01716196}
}

Broughan, Kevin A. The gcd-sum function.. Journal of Integer Sequences [electronic only], Tome 4 (2001) . http://gdmltest.u-ga.fr/item/01716196/