1. R. M. Brooks, “On inducing dense homomorphisms of holomorphic function algebras,” preprint.
2. A. G. Dors, F-algebras and k-spaces, to appear.
3. Immersion of open Riemann surfaces;Gunning;Math. Ann.,1967
4. Analytic Functions of Several Complex Variables;Gunning,1965
5. An Introduction to Complex Analysis in Several Variables;Hörmander,1966