References
- Duren , P. L. 1970 . Theory of H ρ Spaces , New York : Academic Press .
- Hengariner , W. and Schober , G. 1970 . Harmonic mappings with given dilatation. . J. London Math. Soc , to appear
- Taylor , A. E. 1965 . General Theory of Functions and Integration , New York : Blaisdell Publishing Co .