REFERENCES

1. I.J. Taneja, Digital Era: Magic Squares and 8th May 2010, https://arxiv.org/ftp/arxiv/papers/1005/1005.1384.pdf;
2. The Guradian – https://www.theguardian.com/science/alexs-adventures-in-numberland/2014/nov/04/macaus-magic-square-stamps-just-made-philately-even-more-nerdy
3. I. J. Taneja, Selfie Fractions: Addable, Subtractable, Dottable and Potentiable, Zenodo, Open Access, March 24, 2019, pp. 1-260, http://doi.org/10.5281/zenodo.2604531.
4. I.J. Taneja, Crazy Representations of Natural Numbers – The 10958 Problem;
   https://inderjtaneja.com/2018/11/16/crazy-representations-of-natural-numbers-the-10958-problem/;
5. I.J. Taneja, Flexible Power Representations: Equal String Lengths
   https://inderjtaneja.com/2017/08/20/flexible-power-representations-equal-string-lengths/.