[1] ALLDAY C.-PUPPE V.: Cohomological Methods in Transformation Groups. Cambridge Stud. Adv. Math. 32, Cambridge Univ. Press, Cambridge, 1993. MR 1236839 | Zbl 0799.55001

[2] BOREL A.: Sur la cohomologie des espaces principaux et des espace homogènes de groups de Lie compacts. Ann. of Math. (2) 57 (1953), 115-207. MR 0051508

[3] BOTT R.-TU L.: Differential Forms in Algebraic Topology. Grad. Texts in Math. 82, Springer-Verlag, New York, 1982. MR 0658304 | Zbl 0496.55001

[4] BOUSFIELD A. K.-GUGENHEIM V. K. A. M.: On PL de Rham theory and rational homotopy type. Mem. Amer. Math. Soc. 179 (1976). MR 0425956 | Zbl 0338.55008

[5] DELIGNE P.-GRIFFITHS P.-MORGAN J.-SULLIVAN D.: Real homotopy theory of Kähler manifolds. Invent. Math. 29 (1975), 245-274. MR 0382702 | Zbl 0312.55011

[6] GLOVER H., HOMER W.: Equivariant immersions of flag manifolds. Indiana Univ. Math. J. 28 (1979), 953-956. MR 0551158

[7] GREUB W.-HALPERIN S.-VANSTONE R.: Connections, Curvature, and Cohomology, Vol. III. Academic Press, New York, 1976. MR 0400275 | Zbl 0372.57001

[8] GRIFFITHS P.-MORGAN J.: Rational Homotopy Theory and Differential Forms. Birkhäuser, Basel, 1981. MR 0641551 | Zbl 0474.55001

[9] HELGASON S.: Differential Geometry, Lie Groups, and Symmetic Spaces. Academic Press, New York, 1978. MR 0514561

[10] HILTON P.: Nilpotente Gruppen und nilpotente Raume. Lecture Notes in Math. 1053, Springer Verlag, New York, 1986. MR 0764045

[11] LANG S.: Algebra. (Зrd ed.), Addison-Wesley, Reading, Mass., 1993. MR 0197234 | Zbl 0848.13001

[12] MILNOR J.-STASHEFF J.: Characteristic Classes. Ann. of Math. Stud. 76, Princeton Univ Press, Princeton, NJ, 1974. MR 0440554 | Zbl 0298.57008

[13] ROITBERG J.: Note on nilpotent spaces and localization. Math. Z. 137 (1974), 67-74. MR 0346782 | Zbl 0283.55007

[14] SPANIER E.: Algebraic Topology. Springer-Verlag, New York, 1979. MR 0666554

[15] SULLIVAN D.: Infinitesimal computations in topology. Publ. Math., Inst. Hautes Etud. Sci. 47 (1977), 269-331. MR 0646078 | Zbl 0374.57002

[16] TRALLE A.-OPREA J.: Symplectic Manifolds with no Kähler Structure. Lecture Notes in Math. 1661, Springer Verlag, New York. MR 1465676 | Zbl 0891.53001

[17] VARADARAJAN K.: Nilpotent actions and nilpotent spaces. 1976 (Unpublished).