A survey of gcd-sum functions.
Tóth, László
Journal of Integer Sequences [electronic only], Tome 13 (2010), / Harvested from The Electronic Library of Mathematics
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Publié le : 2010-01-01
EUDML-ID : urn:eudml:doc:227648 
@article{05769889,
     title = {A survey of gcd-sum functions.},
     journal = {Journal of Integer Sequences [electronic only]},
     volume = {13},
     year = {2010},
     zbl = {1206.11118},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05769889}
}

Tóth, László. A survey of gcd-sum functions.. Journal of Integer Sequences [electronic only], Tome 13 (2010) . http://gdmltest.u-ga.fr/item/05769889/