A directed triple system of order \(v\), denoted \(\text{DTS}(v)\), is said to be bicyclic if it admits an automorphism whose disjoint cyclic decomposition consists of two cycles. In this paper, we give necessary and sufficient conditions for the existence of bicyclic \(\text{DTS}(v)\)s.
Citation
Robert B.Gardner. Bicyclic Directed Triple Systems[J], Ars Combinatoria, Volume 049. 249-257. .