@article{GDZPPN002058650, title = {Enlacements de sph\`eres en codimension sup\'erieure \`a 2.}, journal = {Commentarii mathematici Helvetici}, volume = {41}, year = {1966}, pages = {51-72}, zbl = {0149.20801}, url = {http://dml.mathdoc.fr/item/GDZPPN002058650} }
Haefliger, André. Enlacements de sphères en codimension supérieure à 2.. Commentarii mathematici Helvetici, Tome 41 (1966) pp. 51-72. http://gdmltest.u-ga.fr/item/GDZPPN002058650/