[1] A. BOREL:
Some remarks about Lie groups transitive on spheres and tori. Bull. Amer. Soc. 55 (1948), 580-586.
MR 0029915
[2] A. BOREL:
Le plan projectif des octaves et les sphères comme espaces homogènes. C. R. Acad. Sci. Paris 230 (1950), 1378-1380.
MR 0034768 |
Zbl 0041.52203
[3] P. J. GRAHAM A. J. LEDGER:
$s$-regular manifolds. Differential Geometry-in honour of Kentaro Yano, Tokyo 1972, 133-144.
MR 0328825
[4] A. GRAY:
Riemannian manifolds with geodesic symmetries of order 3. J. Differential Geometry, Vol. 7 (1972), 343-369.
MR 0331281 |
Zbl 0275.53026
[5] O. KOWALSKI:
Riemannian manifolds with general symmetries. Math. Z. 136 (1974), 137-150.
MR 0341346 |
Zbl 0265.53040
[6] O. KOWALSKI:
Generalized symmetric spaces-preliminary communication. Comment. Math. Univ. Carolinae 15 (1974), 361-365.
MR 0345041
[7] A. J. LEDGER M. OBATA:
Affine and Riemann $s$-manifolds. J. Differential Geometry 2 (1968), 451-459.
MR 0244893
[8] D. MONTGOMERY. H. SAMELSON:
Transformation groups on spheres. Ann. of Math. 44 (1943), 454-470.
MR 0008817