@article{GDZPPN002057468, title = {Zur Definition der quasikonformen Abbildungen.}, journal = {Commentarii mathematici Helvetici}, volume = {34}, year = {1960}, pages = {222-226}, zbl = {0094.28001}, url = {http://dml.mathdoc.fr/item/GDZPPN002057468} }
Renggli, Heinz. Zur Definition der quasikonformen Abbildungen.. Commentarii mathematici Helvetici, Tome 34 (1960) pp. 222-226. http://gdmltest.u-ga.fr/item/GDZPPN002057468/