Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MOMA_1991__111_1_178522, author = {Jussi V\"ais\"al\"a}, title = {Bounded {Turning} and {Quasiconformal} {Maps.}}, journal = {Monatshefte f\"ur Mathematik}, pages = {233--244}, publisher = {mathdoc}, volume = {111}, number = {1}, year = {1991}, zbl = {0736.30016}, url = {http://geodesic.mathdoc.fr/item/MOMA_1991__111_1_178522/} }
Jussi Väisälä. Bounded Turning and Quasiconformal Maps.. Monatshefte für Mathematik, Tome 111 (1991) no. 1, pp. 233-244. http://geodesic.mathdoc.fr/item/MOMA_1991__111_1_178522/