Ryser, H. J. Traces of matrices o f zeros and ones. (English) Zbl 0249.05014 Can. J. Math. 12, 463-476 (1960). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 ReviewsCited in 13 Documents MSC: 05B20 Combinatorial aspects of matrices (incidence, Hadamard, etc.) PDFBibTeX XMLCite \textit{H. J. Ryser}, Can. J. Math. 12, 463--476 (1960; Zbl 0249.05014) Full Text: DOI