Smallest cubic and quartic graphs with a given number of cutpoints and bridges. Chartrand, Gary; Saba, Farrokh; Cooper, John K.jun.; Harary, Frank; Wall, Curtiss E. — 1982 International Journal of Mathematics and Mathematical Sciences
On Regular Bipartite-Preserving Supergraphs. (Short Communication). Gary Chartrand; Curtiss E. Wall — 1975 Aequationes mathematicae
On regular bipartite-preserving supergraphs. Gary Chartrand; Curtiss E. Wall — 1975 Aequationes mathematicae