The complete product of annihilatingly unique digraphs. Gan, C.S. — 2005 International Journal of Mathematics and Mathematical Sciences
On digraphs with non-derogatory adjacency matrix. Deng, C.L.; Gan, C.S. — 1998 Bulletin of the Malaysian Mathematical Society. Second Series
Minimal regular graphs with given girths and crossing numbers G.L. Chia; C.S. Gan — 2004 Discussiones Mathematicae Graph Theory This paper investigates on those smallest regular graphs with given girths and having small crossing numbers.