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1. A Contribution to the Mathematical Theory of Big Game Hunting

2. http://www.neverendingbooks.org/where-is-the-royal-poldavian-academy/

3. Mathematicians Who Never Were

4. Letters [Mathematical Intelligencer, Volume 4, Issue 1, March 1982]

5. Louis Bouckaert

6. The Red Lion Pub

7. Wikipedia Bibliography:

   1. Inversive geometry  :

      https://en.wikipedia.org/wiki/Inversive_geometry

   2. Peano curve  :

      https://en.wikipedia.org/wiki/Peano_curve

   3. Hilbert curve  :

      https://en.wikipedia.org/wiki/Hilbert_curve

   4. Torus  :

      https://en.wikipedia.org/wiki/Torus

   5. Frank Smithies  :

      https://en.wikipedia.org/wiki/Frank_Smithies

   6. Pondicherry  :

      https://en.wikipedia.org/wiki/Pondicherry

   7. Nicolas Bourbaki  :

      https://en.wikipedia.org/wiki/Nicolas_Bourbaki

   8. The American Mathematical Monthly  :

      https://en.wikipedia.org/wiki/The_American_Mathematical_Monthly

   9. Mathematical Reviews

   10. G. H. Hardy

   11. John Edensor Littlewood

   12. Abram Besicovitch  :

       https://en.wikipedia.org/wiki/Abram_Besicovitch

   13. University of Göttingen  :

       https://en.wikipedia.org/wiki/University_of_G%C3%B6ttingen

   14. Petard

   15. The Mathematical Intelligencer  :

       https://en.wikipedia.org/wiki/The_Mathematical_Intelligencer

   16. Hugo Steinhaus  :

       https://en.wikipedia.org/wiki/Hugo_Steinhaus

   17. Lwów School of Mathematics

   18. Marie Boas Hall  :

       https://en.wikipedia.org/wiki/Marie_Boas_Hall

   19. André Weil

   20. Claude Chabauty  :

       https://en.wikipedia.org/wiki/Claude_Chabauty

   21. Leuven  :

       https://en.wikipedia.org/wiki/Leuven

   22. Max Krook  :

       https://en.wikipedia.org/wiki/Max_Krook

   23. Grantchester  :

       https://en.wikipedia.org/wiki/Grantchester