New uniqueness proofs for the (5, 8, 24), (5, 6, 12), and related Steiner systems (Ph.D. Thesis abstr.). - Deborah J. Bergstrand (IEEE Trans. Inf. Theory, 1981)

New Uniqueness Proofs for the (5, 8, 24), (5, 6, 12) and Related Steiner Systems. - Deborah J. Bergstrand (J. Comb. Theory A, 1982)

Domination Graphs of Tournaments and Other Digraphs. - Deborah J. Bergstrand; Louis M. Friedler (Ars Comb., 2005)