TY  - JOUR
AU  - Torsten Sander
TI  - Sudoku graphs are integral
JO  - The electronic journal of combinatorics
PY  - 2009
VL  - 16
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.37236/263/
DO  - 10.37236/263
ID  - 10_37236_263
ER  -