1. Beistek T. and J. Weber, Electrolytic and Chemical Conversion Coatings, p. 198; Portcullis Press, Redhill, Surrey, UK
2. Powder Coating Institute, Alexandria, VA
3. Spadafora S.J., Naval Air Warfare Center Aircraft Division, Report #NADC- 92077-60; Warminster, PA
4. Carus Chemical Co., LaSalle, IL