@article{701899,
     title = {The cohomology of the diffeomorphism group of a manifold is a Gelfand-Fuks cohomology},
     booktitle = {Proceedings of the 14th Winter School on Abstract Analysis},
     series = {GDML\_Books},
     publisher = {Circolo Matematico di Palermo},
     address = {Palermo},
     year = {1987},
     pages = {[235]-246},
     mrnumber = {MR0920858},
     zbl = {0634.57015},
     url = {http://dml.mathdoc.fr/item/701899}
}

Michor, Peter W. The cohomology of the diffeomorphism group of a manifold is a Gelfand-Fuks cohomology, dans Proceedings of the 14th Winter School on Abstract Analysis, GDML_Books,  (1987), pp. [235]-246. http://gdmltest.u-ga.fr/item/701899/