@book{AST_1988__163-164_,
     author = {Collectif},
     title = {On the {Geometry} of {Differentiable} {Manifolds} {Rome,} 23-27 juin 1986},
     series = {Ast\'erisque},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {163-164},
     year = {1988},
     zbl = {0673.68036},
     language = {mul},
     url = {http://www.numdam.org/item/AST_1988__163-164_/}
}