On an extremal subfamily of an extremal family of nearly strongly regular graphs. - Peter D. Johnson Jr.; Kenneth J. Roblee (Australas. J Comb., 2002)

Triangle-Free Regular Graphs as an Extremal Family. - Kenneth J. Roblee (Ars Comb., 2003)

Some extremal families of edge-regular graphs. - Kenneth J. Roblee; Tom D. Smotzer (Eur. J. Comb., 2004)

Multidesigns of the λ-fold complete graph for graph-pairs of orders 4 and 5. - Atif A. Abueida; Mike Daven; Kenneth J. Roblee (Australas. J Comb., 2005)

Note about the upper chromatic number of mixed hypertrees. - Kenneth J. Roblee; Vitaly I. Voloshin (Comput. Sci. J. Moldova, 2005)

Some Extremal Problems for Edge-Regular Graphs. - Kris Coolsaet; Peter D. Johnson Jr.; Kenneth J. Roblee; Tom D. Smotzer (Ars Comb., 2012)