@article{AIF_1974__24_3_267_0,
     author = {Lehmann, Daniel},
     title = {Classes caract\'eristiques exotiques et ${\mathcal {I}}$-connexit\'e des espaces de connexions},
     journal = {Annales de l'Institut Fourier},
     pages = {267--306},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {24},
     number = {3},
     year = {1974},
     doi = {10.5802/aif.527},
     zbl = {0268.57009},
     mrnumber = {50 #14784},
     language = {fr},
     url = {https://aif.centre-mersenne.org/articles/10.5802/aif.527/}
}