1. J. R. van Wazer, “Phosphorus and Its Compounds”, vol. II (Interscience, New York, 1961).
2. D. E. C. Corbridge, “Phosphorus” (Elsevier, Amsterdam, Oxford, New York, 1980).
3. T. Kanazawa, “Inorganic Phosphate Materials” (Elsevier, Amsterdam, Oxford, New York, Tokyo, 1989).
4. A. D. F. Toy and E. N. Walsh, “Phosphorus Chemistry in Everyday Living” (American Chemical Society, Washington, DC, 1989).
5. E. N. Walsh, E. J. Griffith, R. N. Parry and L. D. Quin, “Phosphorus Chemistry” (American Chemical Society, Washington, DC, 1992).