@incollection{AST_1993__215__1_0,
     author = {AST},
     title = {Sur la cohomologie \'equivariante des vari\'et\'es diff\'erentiables - {Pages} pr\'eliminaires},
     booktitle = {Sur la cohomologie \'equivariante des vari\'et\'es diff\'erentiables},
     series = {Ast\'erisque},
     pages = {1--3},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {215},
     year = {1993},
     language = {fr},
     url = {http://www.numdam.org/item/AST_1993__215__1_0/}
}