Variations on Tournament Sudoku-by5 Logic Puzzles (Vol 1) 
 Chapter 6: Eight Tournament HyperSudoku-by5 Puzzles (numbers 25-32) 
 
-  Step-by-step instructions for solving  Puzzle 25, (251/369)   Diff: 21/9.9999.9996.3211.B489.8987
 -  Step-by-step instructions for solving  Puzzle 26, (262/369)   Diff: 23/999.9999.9976.4989.991C.3678
 -  Step-by-step instructions for solving  Puzzle 27, (269/369)   Diff: 24/9998.7978.9999.9999.9999.9756
 -  Step-by-step instructions for solving  Puzzle 28, (266/369)   Diff: 27/999.9899.9953.5357.9987.9889.9581
 -  Step-by-step instructions for solving  Puzzle 29, (251/369)   Diff: 28/9999.9998.8998.3584.3D33.331B.3664
 -  Step-by-step instructions for solving  Puzzle 30, (260/369)   Diff: 28/9999.9999.9765.7C56.3353.65A2.4799
 -  Step-by-step instructions for solving  Puzzle 31, (264/369)   Diff: 29/9.9999.9999.412D.7998.997A.1243.4444
 -  Step-by-step instructions for solving  Puzzle 32, (275/369)   Diff: 29/9.9465.8621.AA34.5899.9999.9997.7775