A clique-detection algorithm based on neighborhoods in graphs. - Robert E. Osteen; Julius T. Tou (Int. J. Parallel Program., 1973)

Picture Skeletons Based on Eccentricities of Points of Minimum Spanning Trees. - Robert E. Osteen; P. P. Lin (SIAM J. Comput., 1974)

A characterization of graphical covers. - Alexander R. Bednarek; Robert E. Osteen (Discret. Math., 1985)