Jürgen Svara, Norbert Weferling, Thomas Hofmann: Phosphorus Compounds, Organic, Ullmann's Encyclopedia of Industrial Chemistry, John Wiley & Sons, New York, 2002 Teoksen verkkoversio Viitattu 12.07.2011
Darrell C. Fee, David R. Gard & Chen-Hsyong Yang :Phosphorus Compounds, Kirk-Othmer Encyclopedia of Chemical Technology, John Wiley & Sons, New York, 2001 Teoksen verkkoversio Viitattu 12.07.2011