1. “Polycrystalline and Amorphous Thin Film Devices,”;Carlson,1980
2. Properties of polycrystalline silicon prepared by chemical transport in hydrogen plasma at temperatures between 80 and 400 degrees C
3. “Introduction to Electrical Discharges in Gases.”;Brown,1966
4. “Plasma Chemistry in Electrical Discharges.”;McTaggard,1967