1. Afridi, H. I., Kazi, T. G., Kazi, G. H., Jamali, M. K., & Shar, G. Q. (2006). Essential trace and toxic elements distribution in the scalp hair of Pakistani Myocardial Infarction patients and controls. Biological Trace Elements Research, 113, 19–33.
2. Agbalagba, O. E., Agbalagba, O. H., Ononugbo, C. P., & Alo, A. A. (2011). Investigation into the physic-chemical properties and hydrochemical processes of groundwater from commercial boreholes in Yenagoa, Bayelsa State, Nigeria. African Journal of Environmental Science and Technology, 5(7), 473–481.
3. Anhaeusser, C. R. (1992). Structures in granitoid gneisses and associated migmatites close to the granulite boundary of the Limpopo Belt, South Africa. Precambrian Research, 55, 81–92.
4. Ayotte, J. D., Belaval, M., Alson, S. A., Burow, K. R., Flanagan, S. M., Hinkle, S. R. H., et al. (2015). Factors affecting temporal variability of arsenic in groundwater used from drinking water supply in the United States. Science of Total Environment,. doi:
10.1016/j.scitotenv.2014.02.057
.
5. Ayotte, D., Montgomery, D. L., Flanagan, S. M., & Robison, K. W. (2003). Arsenic in groundwater in eastern New England: Occurrence, control, and human health implications. Environmental Science and Technology, 15(10), 83–20157.