
Sylvia D. Monson:
The effects of vertex deletion and edge deletion on the clique partition number.
Markus Eckstein:
An upper bound for the depth-r interval number of the complete graph.
Yair Caro:
Simple proffs to three parity theorems.
Wai Chee Shiu:
Difference sets in groups containing subgroups of index 2.
Mike Jacroux:
On the construction of m times n magic rectangles where m and n are both nonprime integers.