1. US National Academy of Sciences Arsenic, Washington, DC, 1977
2. Arsenic in the environment. In: Frontiers in Bioinorganic Chemistry, (ed), VCH Publishers, Weinheim, 1986, pp 399-408, and references therein
3. Irgolic, K. J., Kikuchi, T., Maeda, S. and Craig, P. J. (eds), Natural and Industrial Arsenic, Proceedings, 3rd Int. Symp., Kagoshima, Japan, 22 Nov 1987;
4. Determination of arsenic in crude petroleum and liquid hydrocarbons