Mathematics of Sudoku Sudoku solving algorithms References Further reading Teach yourself Sudoku, James Pitts p. 5. Sudoku for Dummies Volume 2. Andrew Heron, Edmund James p. 18. Sudoku for Dummies Volume 2. Andrew Heron, Edmund James p. 25. MAA Math Games – Sudoku Variations, September 6, 2005. Shendoku, DR Shenton & BM Clent . Sudoku Sudoku Wikipedia glossaries using unordered lists