@article{05686973,
title = {On multiplicative magic squares.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {17},
year = {2010},
zbl = {1219.11146},
language = {en},
url = {http://dml.mathdoc.fr/item/05686973}
}
Cilleruelo, Javier; Luca, Florian. On multiplicative magic squares.. The Electronic Journal of Combinatorics [electronic only], Tome 17 (2010) . http://gdmltest.u-ga.fr/item/05686973/