1. Spectral Asymmetry and Riemannian geometry;Atiyah;Proc. Lond. Math. Soc.,1973
2. On characteristic classes of foliations;Bernstein;Func. anal. i ego pril.,1972
3. Homogeneous spaces of infinite Lie algebras and characteristic classes of foliations;Bernstein;Uspehi Mat. Nauk.,1973
4. Lectures on Characteristic Classes and Foliations;Bott;Springer Lecture Notes in Math.,1972
5. On characteristic classes of Γ-foliations;Bott;Bull. Am. math. Soc.,1972