Konstantinov, N. N. Über doppelpunktfreie Kurven in der Ebene. (Russian) Zbl 0099.37804 Mat. Sb., N. Ser. 54(96), 253-294 (1961). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Keywords:metric geometry, convex geometry, integral geometry PDFBibTeX XMLCite \textit{N. N. Konstantinov}, Mat. Sb., Nov. Ser. 54(96), 253--294 (1961; Zbl 0099.37804)