Springer, T. A. The projective octave plane. I, II. (English) Zbl 0131.36901 Nederl. Akad. Wet., Proc., Ser. A 63, 74-88, 89-101 (1960). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 15 Documents Keywords:foundations of geometry, non-Euclidean geometry PDFBibTeX XMLCite \textit{T. A. Springer}, Nederl. Akad. Wet., Proc., Ser. A 63, 74--88, 89--101 (1960; Zbl 0131.36901)