1. R. W. Berry, P. H. Hall, and M. T. Harris, Thin Film Technology. Princeton: Van Nostrand, 1968.
2. R. E. Honig, “Vapor Pressure Data for the Solid and Liquid Elements, ” RCA Rev, 23, (4), 567–586, Dec. 1962.
3. R. E. Thun, “Thick Films or Thin, ” IEEE Spectrum, 6, (10), 73–79, Oct. 1969.
4. Sloan Technology Corporation Handbook of Thin Film Materials Santa Barbara: Sloan Technology Division of Veeco Instruments Inc., 1970.
5. Sylvania Bulletin 235–1. Exeter, NH: Sylvania Emissive Products.