1. Abd Elsanad EEY (2010) Geophysics and hydrogeological studies for evaluation the groundwater potentiality in the reclaimed area, west Minia District, Egypt. M. Sc. Thesis, Geol. Dep., Facaluty of Scince, Minia univ., Egypt
2. Abollino O, Malandrino M, Giacomino A, Mentasti E (2011) The role of chemometrics in single and sequential extraction assays: a review. Anal Chim Acta 688:104–121
3. Aiju L, Yanchun G, Honghai W, Gao Peiling G (2012) An assessment of heavy metals contamination in Xiaofu River sediments through chemical speciation study. Int J Earth Sci 5(5):1235–1240
4. Ayodele JT, Mohammed SS (2011) Speciation of nickel in soils and cereal. Res J Appl Sci Eng Technol 3(3):202–209
5. Buat-Menerd P, Chesselt R (1979) Variable influence of the atmospheric flux on the trace metal chemistry of oceanic suspended matter. Earth Planet Sci Lett 42:398–411