@article{AIF_1973__23_2_3_0,
     author = {Burghelea, Dan},
     title = {On the homotopy type of ${\rm Diff}(M^n)$ and connected problems},
     journal = {Annales de l'Institut Fourier},
     pages = {3--17},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {23},
     number = {2},
     year = {1973},
     doi = {10.5802/aif.453},
     mrnumber = {52 #1737},
     zbl = {0258.57004},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/aif.453/}
}