1. Appleo C, Postma D (2005) Geochemistry groundwater and pollution, 2nd edn. Balkema Publisher, Leiden
2. Awadalla R, Soltan M, Ali M, Rashed M (1995) Influence of a paper pulp factory’s effluent on the River Nile water quality. In: Assiute Univ. (eds.), 1st Int. conf. on the environment & development in Africa Assiute Univ., Assiute, Egypt, pp 1–7
3. Baines J, Malek J (2000) Atlas of ancient Egypt, Revised edn. Checkmark Books, Oxford
4. Beaty R, Kerber J (1993) Concepts, instrumentation and techniques in atomic absorption spectrophotometry, 2nd edn. The Perkin-Elmer Corporation Norwalk CT, USA
5. Blades K, Stewart J (2004) The repair and remedial treatment of the east block parliament buildings. In: Ashurst J, Dimes F (eds) Conservation of building and decorative stone, vol 2. Elsevier, Amsterdam, pp 114–124