1. Basic optical considerations in the choice of a design for a solar furnace;Baum;Solar Energy,1958
2. Transport of solar energy with optical fibers;Cariou;Solar Energy,1982
3. Theoretical limits of optical fibre solar furnaces;Cariou;Solar Energy,1985
4. Ceramoptec GmbH (1997) Bonn, Germany, private communication and commercial prospectus.
5. Collares-Pereira M. (1997) Lisbon, Portugal, private communication, based upon commercially-obtained optical fibers for experiments with concentrated sunlight.