Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1960__34_139193, author = {Heinz Renggli}, title = {Zur {Definition} der quasikonformen {Abbildungen.}}, journal = {Commentarii mathematici Helvetici}, pages = {222--226}, publisher = {mathdoc}, volume = {34}, year = {1960}, zbl = {0094.28001}, url = {http://geodesic.mathdoc.fr/item/CMH_1960__34_139193/} }
Heinz Renggli. Zur Definition der quasikonformen Abbildungen.. Commentarii mathematici Helvetici, Tome 34 (1960), pp. 222-226. http://geodesic.mathdoc.fr/item/CMH_1960__34_139193/