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@article{VM_2008_10_4_a0, author = {J. C. Perez}, title = {Symmetry and {Asymmetry} in the {Mendele{\"\i}ev's} {Periodic} {Table} {Predictive} {Equation}}, journal = {Visual Mathematics}, publisher = {mathdoc}, volume = {10}, number = {4}, year = {2008}, url = {http://geodesic.mathdoc.fr/item/VM_2008_10_4_a0/} }
J. C. Perez. Symmetry and Asymmetry in the Mendeleïev's Periodic Table Predictive Equation. Visual Mathematics, Tome 10 (2008) no. 4. http://geodesic.mathdoc.fr/item/VM_2008_10_4_a0/