1. 1. L. V. Ahlfors and Lipman Bers, Riemann’s mapping theorem for variable metrics, (to appear).
2. 2. Lipman Bers, Spaces of Riemann surfaces, Proceedings of the International Congress of Mathematicians, Edinburgh, 1958, pp. 309-361.
3. Spaces of Riemann surfaces as bounded domains;Bers, Lipman;Bull. Amer. Math. Soc.,1960