1. “Amersil Fused Silica and Quartz.” Amersil, Inc., Hillsdale, New Jersey.
2. Vitreous silica;Danielson,1980
3. “Fused Quartz Catalog.” General Electric Co., Willoughby, Ohio.
4. “The Chemistry of Silica.”;Iler,1979
5. “Optical Fiber Systems: Technology, Design and Applications.”;Kao,1982