Bonan, Edmond Structures presque quaternioniennes. (French) Zbl 0135.22201 C. R. Acad. Sci., Paris 258, 792-795 (1964). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 3 Documents Keywords:Riemannian manifolds PDFBibTeX XMLCite \textit{E. Bonan}, C. R. Acad. Sci., Paris 258, 792--795 (1964; Zbl 0135.22201)