Fook, Leong Quasigraphs and quasigroups. (English) Zbl 0395.05043 Nanta Math. 9, 80-83 (1976). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 05C20 Directed graphs (digraphs), tournaments 05B15 Orthogonal arrays, Latin squares, Room squares Keywords:Quasigraphs; Quasigroups; Regular Digraph; Latin Square; Adjacency Matrix; Permutation Matrix PDFBibTeX XMLCite \textit{L. Fook}, Nanta Math. 9, 80--83 (1976; Zbl 0395.05043)