1. Mayland HF (1994) Selenium in plant and animal nutrition. In: Frankenberger WT, Berson S (eds) Selenium in the environment. Marcel Dekker, New York, pp 29–45
2. Solomons NW (1992) Absorption and malabsorption of mineral nutrients. Alan R. Liss, New York, p 125
3. Underwood EJ (1973) Trace elements: toxicants occurring naturally foods. National Academy of Sciences, Washington
4. Rosa CR, Moraes M, Neto JAG, Nóbrega JA, Nogueira ARA (2002) Food Chem 79:517–523
5. Styris DL, Prell LJ, Redfield DA, Holcombe JA, Bass DA, Majid V (1991) Anal Chem 63:508–517