Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MM2_1998__95_3_156389, author = {Antonio Viruel}, title = {Homotopy uniqueness of {BG2.}}, journal = {Manuscripta mathematica}, pages = {471--498}, publisher = {mathdoc}, volume = {95}, number = {3}, year = {1998}, zbl = {0908.55009}, url = {http://geodesic.mathdoc.fr/item/MM2_1998__95_3_156389/} }
Antonio Viruel. Homotopy uniqueness of BG2.. Manuscripta mathematica, Tome 95 (1998) no. 3, pp. 471-498. http://geodesic.mathdoc.fr/item/MM2_1998__95_3_156389/