How many ways can you color your turkey? Counting the proper colorings of a grid graph. (English)
Congr. Numerantium 195, 159-166 (2009).
1
The mathematics of harmony: clarifying the origins and development of mathematics. (English)
Congr. Numerantium 193, 5-48 (2008).
2
University timetabling via graph coloring: an alternative approach. (English)
Congr. Numerantium 187, 174-186 (2007).
3