1. Agency, N.E.P., 1995. Soil Environmental Quality Standards of China (GB15618-1995). Beijing.
2. Agency, N.E.P., 1997. Soil Quality – Determination of Copper, Zinc. Flame Atomic Absorption Spectrophotometry (GB/T 17138-1997). Beijing.
3. Agency, N.E.P., 2013a. Determination of Radionuclides in Soil by Gamma Spectrometry (GB/T 11743-2013). Beijing.
4. Agency, N.E.P., 2013b. Soil and Sediment – Determination of Mercury, Arsenic, Selenium, Bismuth, Antimony. Microwave Dissolution/Atomic Fluorescence Spectrometry (HJ680-2013). Beijing.
5. Radioactivity levels and radiological hazard indices at the Saudi coastline of the Gulf of Aqaba;Al-Trabulsy;Radiat. Phys. Chem.,2011