1. On quasiconformal mappings;Ahlfors, Lars V.;J. Analyse Math.,1954
2. Teichmüller spaces;Ahlfors, Lars V.,1963
3. Van Nostrand Mathematical Studies, No. 10;Ahlfors, Lars V.,1966
4. A uniqueness theorem for Beltrami equations;Ahlfors, L.;Proc. Amer. Math. Soc.,1962
5. Quasiconformal mappings and Teichmüller’s theorem;Bers, Lipman,1960