1. Lectures of Smale on Differential Tiopology, Notes at Columbia University (Mimeographed) – New York;Abraham,1962
2. Every infinite dimensional Hilbert space is diffeomorphie with its unit sphere;Bessaga;Bull. Acad. Pol. Sci,1966
3. A setting for global analysis;Eells;Bull. A.M.S,1966
4. Eells, J. and N. H. Kuiper, Homotype-negligible subsets.
5. Eells, J. and Mac Alpin, On an approximate Morse-Sard theorem.