Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1975__143_172211, author = {Ib Madsen}, title = {Higher {Torsion} in {SG} and {BSG.}}, journal = {Mathematische Zeitschrift}, pages = {55--80}, publisher = {mathdoc}, volume = {143}, year = {1975}, zbl = {0322.55030}, url = {http://geodesic.mathdoc.fr/item/MZ_1975__143_172211/} }
Ib Madsen. Higher Torsion in SG and BSG.. Mathematische Zeitschrift, Tome 143 (1975), pp. 55-80. http://geodesic.mathdoc.fr/item/MZ_1975__143_172211/