@book{AST_1993__213__1_0,
     author = {Harvey, F. Reese and Jun. Lawson, H. Blaine},
     title = {A theory of characteristic currents associated with a singular connection},
     series = {Ast\'erisque},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {213},
     year = {1993},
     language = {en},
     url = {http://archive.numdam.org/item/AST_1993__213__1_0/}
}