1. A. V. Alekseevskiǐ, D. V. Alekseevskiǐ, G-manifolds with one dimensional orbit space, in: Lie Groups, their Discrete Subgroups, and Invariant Theory, Advances in Soviet Mathematics, Amer. Math. Soc., Providence RI, 1992, pp. 1–31.
2. A. V. Alekseevsky, D. V. Alekseevsky, Riemannian G-manifolds with one dimensional orbit space, Ann. Global Anal. Geom. 11 (1993), no. 3, 197–211.
3. D. V. Alekseevsky, Riemannian manifolds of cohomogeneity one, in: Differential Geometry and its Applications, Eger 1989, Colloq. Math. Soc. János Bolyai, Vol. 56, North-Holland, Amsterdam, 1992, pp. 9–22.
4. D. V. Alekseevsky, F. Podestá, Compact cohomogeneity one Riemannian manifolds of positive Euler characteristic and quaternionic Kähler manifolds, in: Geometry, Topology, and Physics, Campinas, 1996, de Gruyter, Berlin, 1997, pp. 1–33.
5. G. E. Bredon, Introduction to Compact Transformation Groups, Academic Press, New York, 1972. Russian transl.: Г. Бредон, Введенuе в mеорuю комnакmных груnn nреобразанцй, Наука, М., 1980.