On m-cycle holey systems

Let Gυu denote the graph Kυ\Ku if both u and υ are odd, and (Kυ – F1)\(Ku – F2) if both u and υ are even, where F1 is a 1-factor of Kυ and F2 is a 1-factor of Ku with F2⊆F1. In this paper, we study...