Variations on Sudoku-by5 Logic Puzzles (Vol 1) 
 Chapter 37: Three Perplexing HyperSudoku-Xtreme Puzzles (numbers 103-105) 
 
-  Step-by-step instructions for solving  Puzzle 103, (286/369)   Diff: 51/998.4879.9945.4476.32BA.1222.9999.3231.5465+
 -  Step-by-step instructions for solving  Puzzle 104, (294/369)   Diff: 52/9942.1335.3685.9895.6679.9899.9955.63B2+
 -  Step-by-step instructions for solving  Puzzle 105, (285/369)   Diff: 57/9.9541.1B11.1355.8999.9999.9453.4664.52B3+