Groups which produce generalized quadrangles. - Daniel Frohardt (J. Comb. Theory A, 1988)

Universal embeddings for the3D4(2) hexagon andJ2near-octagon. - Daniel Frohardt; Stephen D. Smith 002 (Eur. J. Comb., 1992)

Normality in a Kantor Family. - Xuming Chen; Daniel Frohardt (J. Comb. Theory A, 1993)

Incidence Matrices, Permutation Characters, and the Minimal Genus of a Permutation Group. - Daniel Frohardt; Robert M. Guralnick; Kay Magaard (J. Comb. Theory A, 2002)