Plemmons, R. J. Graphs and nonnegative matrices. (English) Zbl 0242.15002 Linear Algebra Appl. 5, 283-292 (1972). MSC: 15A09 15B48 20M99 20G20 05C20 PDFBibTeX XMLCite \textit{R. J. Plemmons}, Linear Algebra Appl. 5, 283--292 (1972; Zbl 0242.15002) Full Text: DOI
Plemmons, R. J. Generalized inverses of Boolean relation matrices. (English) Zbl 0227.05013 SIAM J. Appl. Math. 20, 426-433 (1971). MSC: 05B20 PDFBibTeX XMLCite \textit{R. J. Plemmons}, SIAM J. Appl. Math. 20, 426--433 (1971; Zbl 0227.05013) Full Text: DOI