Mutually disjoint Steiner systems S (5, 8, 24) and 5-(24,12,48) designs. Araya, Makoto; Harada, Masaaki — 2010 The Electronic Journal of Combinatorics [electronic only]
On cubic planar hypohamiltonian and hypotraceable graphs. Araya, Makoto; Wiener, Gábor — 2011 The Electronic Journal of Combinatorics [electronic only]