Steiner Triple Systems with Near-Rotational Automorphisms. - Robert B. Gardner (J. Comb. Theory A, 1992)

Decompositions of Km, n and Kn into cubes. - Darryn E. Bryant; Saad I. El-Zanati; Robert B. Gardner (Australas. J Comb., 1994)

Steiner triple systems with transrotational automorphisms. - Robert B. Gardner (Discret. Math., 1994)

Bicyclic Steiner triple systems. - Rebecca Calahan Zijlstra; Robert B. Gardner (Discret. Math., 1994)

Bicyclic Directed Triple Systems. - Robert B. Gardner (Ars Comb., 1998)

Decompositions and Packings of Digraphs with Orientations of a 4-Cycle. - Robert B. Gardner; Coleen Huff; Janie Kennedy (Ars Comb., 1999)

Cyclic and Rotational Decompositions of K_n into Stars. - Robert B. Gardner (Ars Comb., 2001)

Tricyclic Steiner Triple Systems. - Rebecca Calahan Calahan; Robert B. Gardner; Quan D. Tran (Graphs Comb., 2010)

The Eneström-Kakeya Theorem for polynomials of a quaternionic variable. - N. Carney; Robert B. Gardner; Rodney Keaton; A. Powers (J. Approx. Theory, 2020)