References
References
- Ollerenshaw K Brée D 1998 Most-perfect Pandiagonal Magic Squares, Catherine Richards House, Southend-on-Sea: The Institute of Mathematics and its Applications
- Chater , N and Chater , WJ . 1949 . Math. Gazette , 33 : 94
- Ben-Israel A Greville TME 1974 Generalized Inverses. Theory and Applications New York Wiley