%0 Journal Article %A Burghelea, Dan %T On the homotopy type of ${\rm Diff}(M^n)$ and connected problems %J Annales de l'Institut Fourier %D 1973 %P 3-17 %V 23 %N 2 %I Institut Fourier %C Grenoble %U https://aif.centre-mersenne.org/articles/10.5802/aif.453/ %R 10.5802/aif.453 %G en %F AIF_1973__23_2_3_0