Growing simplicity: a task-based approach to containing complexity. - Jason Cassee; Meghan R. Ede; Todd Kemp (CHI 95 Conference Companion, 1995)

Enumeration of non-crossing pairings on bit strings. - Todd Kemp; Karl Mahlburg; Amarpreet Rattan; Clifford D. Smyth (J. Comb. Theory A, 2011)