Javier Cilleruelo, Florian Luca. On Multiplicative Magic Squares. Electr. J. Comb., 17(1), 2010. [doi]
@article{CillerueloL10, title = {On Multiplicative Magic Squares}, author = {Javier Cilleruelo and Florian Luca}, year = {2010}, url = {http://www.combinatorics.org/Volume_17/Abstracts/v17i1n8.html}, researchr = {https://researchr.org/publication/CillerueloL10}, cites = {0}, citedby = {0}, journal = {Electr. J. Comb.}, volume = {17}, number = {1}, }