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Author: Sander, J. W.

• Sander, J. W.: How to play MetaSquares. (English). Mathematica Slovaca, vol. 57 (2007), issue 6, pp. [501]-514
• Elsner, Carsten; Sander, J. W.; Steuding, Jörn: Kettenbrüche als Summen ebensolcher. (German) [Continued fractions as sums of unit fractions]. Mathematica Slovaca, vol. 51 (2001), issue 3, pp. 281-293