1. , in Encyclopedia of Chemical Technology, Vol. 11, 4th ed. (Ed: Kirk-Othmer), Wiley, New York 1994, pp. 929–951.
2. Handbook of Environmental Analysis: Chemical Pollutants in Air, Water, Soil and Solid Wastes, CRC Press, Boca Raton 1997, p. 361.
3. An electrochemical biosensor for formaldehyde
4. International Agency for Research on Cancer, Press release N° 153, 2004 http://www.iarc.fr/ENG/Press_Releases/archives/pr153a.html.
5. National Institute for Occupational Safety and Health, ICSC 0275, 2004 http://www.cdc.gov/niosh/ipcsneng/neng0275.html.