Forbidden subgraphs for graphs with planar line graphs. - D. L. Greenwell; Robert L. Hemminger (Discret. Math., 1972)

On a probabilistic method in graph theory. - D. L. Greenwell; D. G. Hoffman (J. Comb. Theory B, 1981)

Molecular Dynamics Algorithm on the Connection Machine. - D. L. Greenwell; Rajiv K. Kalia; J. C. Patterson; Priya Vashishta (Int. J. High Speed Comput., 1989)