[[1] El-Tahawy M, Nassef M, Gamal Y, Zaky L. Radiological Assessment of Natural and Man-made Radioactivity in Two New Industrial Egyptian Cities. VIII Radiation Physics & Protection Conference, 13-15 November, Beni Sueif - Fayoum, Egypt, 2006. http://www.iaea.org/inis/collection/NCLCollectionStore/_Public/38/092/38092969.pdf.]Search in Google Scholar
[[2] Arafa W, Badawy W, Fahmi N, Ali Kh, Gad M, Duliu O, et al. Geochemistry of sediments and surface soils from the Nile Delta and lower Nile valley studied by epithermal neutron activation analysis. J Afr Earth Sci. 2015;107:57-64. DOI: 10.1016/j.jafrearsci.2015.04.004.10.1016/j.jafrearsci.2015.04.004]Search in Google Scholar
[[3] Jolliff B, Rockow K, Korotev R, Haskin L. Lithologic distribution and geologic history of the Apollo 17 site: The record in soils and small rock particles from the highland massifs. Meteorit Planet Sci. 1996;31(1):116-145. DOI: 10.1111/j.1945-5100.1996.tb02061.x.10.1111/j.1945-5100.1996.tb02061.x]Search in Google Scholar
[[4] Bréchignac F, Desmet G, Ecological Standardization and Equidosimetry for Radioecology and Environmental Ecology, NATO Science for Peace and Security Series. Proceedings of the NATO Advanced Research Workshop on Ecological Standardization and Equidosimetry for Radioecology and Environmental Ecology. Kiev, Ukraine, 14-20 April 2002. DOI: 10.1007/1-4020-3650-7.10.1007/1-4020-3650-7]Search in Google Scholar
[[5] Agency for Toxic Substances and Disease Registry (ATSDR) Toxicological Profile for Uranium: Update. U.S. Public Health Service. 1999. DOI: 10.4135/9781412963855.n24.10.4135/9781412963855.n24]Search in Google Scholar
[[6] IAEA-TECDOC-1415, Soil Sampling for Environmental Contaminants, 1-12, 2004. http://www-pub.iaea.org/MTCD/publications/PDF/te_1415_web.pdf.]Search in Google Scholar
[[7] Frontasyeva M. Scientific reviews: Radioanalytical investigations at the IBR-2 Reactor in Dubna. Neutron News. 2005;16(3):24-7. DOI: 10.1080/10448630500454387.10.1080/10448630500454387]Search in Google Scholar
[[8] Dmitriev A, Pavlo S. Automation of the quantitative determination of elemental content in samples using neutron activation analysis on the IBR-2 reactor at the Frank Laboratory for Neutron Physics, Joint Institute for Nuclear Research. Phys Elem Part At Nucl. 2013;10(1):33-36. DOI: 10.1134/S1547477113010056.10.1134/S1547477113010056]Search in Google Scholar
[[9] Frontasyeva M. Neutron activation analysis in the life sciences. Phys Elem Part At Nucl. 2011;42:(2)332-378. DOI: 10.1134/S1063779611020043.10.1134/S1063779611020043]Search in Google Scholar
[[10] Davis JC. Statistics and Data Analysis in Geology. 3rd Edition. New York: John Wiley Sons Inc.; 2002.]Search in Google Scholar
[[11] Alloway BJ, editor. Heavy Metals in Soils: Trace Metals and Metalloids in Soils and their Bioavailability. Environmental Pollution 22. 3rd Edition. Dordrecht-Heidelberg-New York-London: Springer; 2013. DOI: 10.1007/978-94-007-4470-7_9.10.1007/978-94-007-4470-7_9]Search in Google Scholar
[[12] Condie K. Chemical composition and evolution of the Upper Continental Crust: contrasting results from surface samples and shales. Chem Geol. 1993;104:1-37. DOI: 10.1016/0009-2541(93)90140-E.10.1016/0009-2541(93)90140-E]Search in Google Scholar
[[13] Vinogradov A. The Geochemistry of Rare and Dispersed Chemical Elements in Soil. New York: Consultants Bureau Inc; 1959.]Search in Google Scholar
[[14] Kawy W, Belal A. Spatial analysis techniques to survey the heavy metals content of the cultivated land in El-Fayoum depression, Egypt. Arab J Geosci. 2012;5:1247-1258. DOI: 10.1007/s12517-011-0312-9.10.1007/s12517-011-0312-9]Search in Google Scholar
[[15] Peterson P, Girling C. Effect of Heavy Metal Pollution on Plants: Effects of Trace Metals on Plant Function. In: Lepp NW, editor. Dordrecht: Springer; 1981; 213-278. DOI: 10.1007/978-94-011-7339-1_7.10.1007/978-94-011-7339-1_7]Search in Google Scholar
[[16] Turekian K, Wedepohl K. Distribution of the elements in some major units of the earth’s crust. Geological Society of America. 1961;72:175-192. DOI: 10.1130/0016-7606(1961)72[175:DOTEIS]2.0.CO;2.]Search in Google Scholar
[[17] Levinson, A. Introduction to Exploration Geochemistry. Calgary: Applied Publishing; 1974.]Search in Google Scholar
[[18] Gromet P, Dymek R, Haskin L, Korotev L. The North American shale composite: Its compilation, major and trace element characteristics. Geochim Cosmochim Acta. 1984;48:2469-2482. DOI: 10.1016/0016-7037(84)90298-9.10.1016/0016-7037(84)90298-9]Search in Google Scholar
[[19] Salunkhe P, Dhakephalkar P, Paknikar K. Bioremediation of hexavalent Cr in soil microcosms. Biotechnol Lett. 1998;20:749-751. DOI: 10.1023/A:1005338820430.10.1023/A:1005338820430]Search in Google Scholar
[[20] U.S. Geological Survey. Mineral commodity summaries 2005. Reston: U.S. Geological Survey. 2005. http://minerals.usgs.gov/minerals/pubs/mcs/2005/mcs2005.pdf]Search in Google Scholar
[[21] Australian Government Department of Sustainability, Environment, Water, Population and Communities. National Pollutant Inventory: Organo-tin compounds: Overview. 2000. http://www.npi.gov.au./substances/organo-tin/index.html.]Search in Google Scholar
[[22] U.S. Geological Survey. Mineral commodity summaries 2005. Reston: U.S. Geological Survey. 2011. http://minerals.usgs.gov/minerals/pubs/mcs/2011/mcs2011.pdf]Search in Google Scholar
[[23] Kasprzak K, Salnikow K. Nickel toxicity and carcinogenesis. In: Siegel A, Siegel H, Siegel RKO, editors. Metal Ions in Life Science. Chichester: Wiley; 2007;2:619-660.]Search in Google Scholar
[[24] Stafilov T, Šajn R, Boev B, Cvetković J, Mukaetov D, Andreevski M, et al. Distribution of some elements in surface soil over the Kavadarci region, Republic of Macedonia. Environ Earth Sci. 2010;61(7):1515-1530. DOI: 10.1007/s12665-010-0467-9.10.1007/s12665-010-0467-9]Search in Google Scholar
[[25] National Environment Protection Council Schedule B(1) Guideline on the Investigation Levels for Soil and Groundwater. Australia. (1999). http://www.scew.gov.au/system/files/resources/93ae0e77-e697-e494-656f-afaaf9fb4277/files/schedule-b1-guideline-investigation-levels-soil-and-groundwater-sep10.pdf.]Search in Google Scholar
[[26] Spadoni M, Voltaggio M, Cavarretta G. Recognition of areas of anomalous concentration of potentially hazardous elements by means of a subcatchment-based discriminant analysis of stream sediments. J Geochem Exploration. 2005; 87(3):83-91. DOI: 10.1016/j.gexplo.2005.08.001.10.1016/j.gexplo.2005.08.001]Search in Google Scholar
[[27] Ministry of the Environment (Japan): Standards for Soil Pollution. http://www.env.go.jp/en/water/soil/sp.html.]Search in Google Scholar
[[28] Lee M, Paik I, Do W, Soil washing of As-contaminated stream sediments in the vicinity of an abandoned mine in Korea. Environ Geochem Health. 2007;29(4):319-329. DOI: 10.1007/s10653-007-9093-1.10.1007/s10653-007-9093-1]Search in Google Scholar
[[29] Pollution Control Department (Thailand). http://www.pcd.go.th/Info_serv/en_reg_std_soil01.html.]Search in Google Scholar
[[30] Florida Administrative Code. https://www.flrules.org/.]Search in Google Scholar
[[31] Li F, Fan Z, Xiao P, Oh K, Ma X, Hou W. Contamination, chemical speciation and vertical distribution of heavy metals in soils of an old and large industrial zone in Northeast China. Environ Geol. 2009;54:1815-1823. DOI: 10.1007/s00254-008-1469-8.10.1007/s00254-008-1469-8]Search in Google Scholar
[[32] Romic M, Romic D. Heavy metals distribution in agricultural topsoils in urban area. Environ Geol. 2003;43(7):795-805. DOI: 10.1007/s00254-002-0694-9.10.1007/s00254-002-0694-9]Search in Google Scholar
[[33] Sun Y, Zhou Q, Xie X, Liu R. Spatial, sources and risk assessment of heavy metal contamination of urban soils in typical regions of Shenyang, China. J Hazard Mater. 2010;174(1-3):455-462. DOI: 10.1016/j.jhazmat.2009.09.074.10.1016/j.jhazmat.2009.09.074]Search in Google Scholar
[[34] Usero J, Gonzales-Regalado E, Gracia I. Trace metals in bivalve mollusks Chameleo gallina from the Atlantic Coast of Southern Spain. Mar Pollut Bull. 1996;32:305-310. DOI: 10.1016/0025-326X(95)00209-6.10.1016/0025-326X(95)00209-6]Search in Google Scholar
[[35] Usero J, Gonzales-Regalado E, Gracia I. Trace metals in bivalve molluscs Ruditapes decussatus and Ruditapes philippinarum from the Atlantic Coast of Southern Spain. Environ Int. 1997;23:291-298. DOI: 10.1016/S0160-4120(97)00030-5.10.1016/S0160-4120(97)00030-5]Search in Google Scholar
[[36] El Nemer A. Assessment of heavy metal pollution in surface muddy sediments of Lake Burullus, Southeastern Mediterranean, Egypt. Egypt J Aqual Biol Fish. 2003;7,4:67-90. https://www.researchgate.net/publication/235224071_Assessment_of_heavy_metal_pollution_in_surface_muddy_sediments_of_Lake_Burullus_southeastern_Mediterranean_Egypt.10.21608/ejabf.2003.1785]Search in Google Scholar
[[37] Rudnick R, Gao S. Composition of the Continental Crust. In Treatise on Geochemistry. Second Edition. Elsevier Inc. 2013;1-51. DOI: 10.1016/B978-0-08-095975-7.00301-6.10.1016/B978-0-08-095975-7.00301-6]Search in Google Scholar
[[38] Ghrefat H, Abu-Rukah Y, Rosen M. Application of geoaccumulation index and enrichment factor for assessing metal contamination in the sediments of Kafrain Dam, Jordan. Environ Monit Assess Netherlands. 2011;178(1-4):95-109. DOI: 10.1007/s10661-010-1675-1.10.1007/s10661-010-1675-120839049]Search in Google Scholar
[[39] Abrahim G, Parker R. Assessment of heavy metal enrichment factors and the degree of contamination in marine sediments from Tamaki Estuary, Auckland, New Zealand. Environ Monit Assess. 2008;136(1-3):227-238. DOI: 10.1007/s10661-007-9678-2.10.1007/s10661-007-9678-217370131]Search in Google Scholar
[[40] Chen C, Kao C, Chen C, Dong C. Distribution and accumulation of heavy metals in the sediments of Kaohsiung Harbor, Taiwan. Chemosphere. 2007;66(8):1431-1440. DOI: 10.1016/j.chemosphere.2006.09.030.10.1016/j.chemosphere.2006.09.03017113128]Search in Google Scholar