Instructional software for closed laboratories in CS1. - Mohsen Beheshti; Bill Waller (ITiCSE, 1997)

Spanning Trees with Many Leaves and Average Distance. - Ermelinda DeLaViña; Bill Waller (Electron. J. Comb., 2008)

A note on dominating sets and average distance. - Ermelinda DeLaViña; Ryan Pepper; Bill Waller (Discret. Math., 2009)

Lower bounds for the domination number. - Ermelinda DeLaViña; Ryan Pepper; Bill Waller (Discuss. Math. Graph Theory, 2010)

A Characterization of Graphs Where the Independence Number Equals the Radius. - Ermelinda DeLaViña; Craig E. Larson; Ryan Pepper; Bill Waller (Graphs Comb., 2012)