Permutation Groups, Vertex-transitive Digraphs and Semiregular Automorphisms.

Dragan Marusic Raffaele Scapellato Permutation Groups, Vertex-transitive Digraphs and Semiregular Automorphisms. 707-712 1998 19 Eur. J. Comb. 6 http://dx.doi.org/10.1006/eujc.1997.0192 db/journals/ejc/ejc19.html#MaruscS98