Greatest common subgraphs with specified properties. - Gary Chartrand; Ortrud R. Oellermann; Farrokh Saba; Hung Bin Zou (Graphs Comb., 1989)

A Matter of Degree. - Gary Chartrand; Héctor Hevia; Ortrud Oellermann; Farrokh Saba; Allen J. Schwenk (SIAM J. Discret. Math., 1989)

Edge-clique graphs. - Gary Chartrand; S. F. Kapoor; Terry A. McKee; Farrokh Saba (Graphs Comb., 1991)

Principal Common Divisors of Graphs. - Gary Chartrand; Wayne Goddard; Michael A. Henning; Farrokh Saba; Henda C. Swart (Eur. J. Comb., 1993)

On Graphs With a Unique Least Common Multiple. - Gary Chartrand; Grzegorz Kubicki; Christina M. Mynhardt; Farrokh Saba (Ars Comb., 1997)