1. Determination of cobalt in pharmaceutical products;Stoica;J. Pharm. Biomed. Anal.,2004
2. Agency for Toxic Substances and Disease Registry, Toxicological Profile for Cobalt. Atlanta, U.S. Department of Health and Human Services, 2004. p. 18. 〈http://www.atsdr.cdc.gov/toxprofiles/tp33.pdf〉
3. Krause: Alimentos, Nutrição e Dietoterapia. 8th ed.;Mahan;São Paulo, Roca,1994
4. Exposição ocupacional ao cobalto: aspectos toxicológicos;Alves;Braz. J. Pharm. Sci.,2003