1. Borel A. and Serre J.-P.,
“Détermination des p-puissances réduites de Steenrod dans la cohomologie des groupes classiques,”
C. R. Acad. Sci. Paris, vol. 233, 680–682 (1951).
2. Calabi E. and Eckmann B.,
“A class of compact, complex manifolds which are not algebraic,”
Ann. Math., vol. 58, no. 3, 494–500 (1953).
3. Datta B. and Subramanian S.,
“Nonexistence of almost complex structures on products of even-dimensional spheres,”
Topol. Appl., vol. 36, no. 1, 39–42 (1990).
4. Smolentsev N. K.,
“On almost complex structures on products of six-dimensional spheres,”
Uch. Zap. Kazan. Gos. Univ. Ser. Fiz.-Mat. Nauki, vol. 151, no. 4, 116–135 (2004).
5. Böhm C.,
“Inhomogeneous Einstein metrics on low-dimensional spheres and other low-dimensional spaces,”
Invent. Math., vol. 134, no. 1, 145–176 (1998).