Levy, Paul Étude d’une nouvelle classe de permutations. (French) Zbl 0033.34202 C. R. Acad. Sci., Paris 227, 578-579 (1948). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document Keywords:Combinatorics PDFBibTeX XMLCite \textit{P. Levy}, C. R. Acad. Sci., Paris 227, 578--579 (1948; Zbl 0033.34202)