Levine, J.; Katzin, G. H. Conformally flat spaces admitting special quadratic first integrals. I: Symmetric spaces. (English) Zbl 0159.51301 Tensor, New Ser. 19, 317-328 (1968). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 5 Documents Keywords:differential geometry PDFBibTeX XMLCite \textit{J. Levine} and \textit{G. H. Katzin}, Tensor, New Ser. 19, 317--328 (1968; Zbl 0159.51301)