Regular orientable imbeddings of complete graphs. - Lynne D. James; Gareth A. Jones (J. Comb. Theory B, 1985)

Operations on Hypermaps, and Outer Automorphisms. - Lynne D. James (Eur. J. Comb., 1988)

Edge-symmetric Orientable Imbeddings of Complete Graphs. - Lynne D. James (Eur. J. Comb., 1990)