1. , “Barium Fluoride Optical Components” (assessed on 15th June. 2005).
2. , “Barium Fluoride (BaF2) Optical Crystals” (assessed on 15th June. 2005).
3. , Barium Fluoride – Data Sheet, (assessed on 15th June. 2005).
4. Geyer RG, Baker-Jarvis J, Krupka J. Annual Report Conference on CEIDP ’04 – Electrical Insulation and Dielectric Phenomena 2004, 493.
5. MTI Corporation, USA, 2003.