[1] IAEA. Measurement of radionuclides in food and the environment. Vienna: International Atomic Energy Agency (IAEA); 1989 Technical Report Series No. 295. https://inis.iaea.org/collection/NCLCollectionStore/_Public/20/041/20041399.pdf.https://inis.iaea.org/collection/NCLCollectionStore/_Public/20/041/20041399.pdf
[2] National Health and Family Planning Commission of the People’s Republic of China. WS/T 440–2014 Specification for health survey of residents in the vicinity area of nuclear power plant. Beijing: China Standard Press, 2014.(In Chinese). 
[3] National Health and Family Planning Commission of the People’s Republic of China. GB 14883.1–2016 National Food Safety Standard -- General rules for the examination of radioactive substances in foods. Beijing: China Standard Press, 2017 . (In Chinese). 
[4] General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China, Ministry of Health of the People’s Republic of China. GB/T 16145-1995 Gamma spectrometry method of analysing radionuclides in biological samples. Beijing: China Standard Press, 2004 . (In Chinese). 
[5] General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China, Standardization Administration of China. GB/T 11713-2015 General analytical methods of high-purity germanium gamma spectrometer. Beijing: China Standard Press, 2016 . (In Chinese). 
[6] Bureau International des Poids et Mesures. Monographie BIPM-5, table of radionuclides. https://www.bipm.org/en/publications/scientific-output/monographie-ri-5.html. [2020-03-28].https://www.bipm.org/en/publications/scientific-output/monographie-ri-5.html
[7] Ministry of Health of the People’s Republic of China. GBZ/T 200.4-2009 Reference individuals for use in radiation protection—Part 4: Dietary component and intakes of elements. Beijing: People’s Medical Publishing House, 2009 . (In Chinese). 
[8] International Commission on Radiological Protection. Compendium of dose coefficients based on ICRP Publication 60. ICRP Publication 119. Ann. ICRP 41 (Suppl l). 2012. http://www.icrp.org/docs/P%20119%20JAICRP%2041(s)%20Compendium%20of%20Dose%20Coefficients%20based%20on%20ICRP%20Publication%2060.pdf.http://www.icrp.org/docs/P%20119%20JAICRP%2041(s)%20Compendium%20of%20Dose%20Coefficients%20based%20on%20ICRP%20Publication%2060.pdf
[9] Hermanspahn N. Environmental radioactivity in New Zealand and Rarotonga: annual report 2006. 2007. https://www.moh.govt.nz/notebook/nbbooks.nsf/0/AA1E1E2081AEB42F4C2565D7000E0CB5/$file/environmental%20radioactivity%20new%20zealand%20raratonga%20annual%20report%202006.pdf. [2020-03-28].https://www.moh.govt.nz/notebook/nbbooks.nsf/0/AA1E1E2081AEB42F4C2565D7000E0CB5/$file/environmental%20radioactivity%20new%20zealand%20raratonga%20annual%20report%202006.pdf
[10] Ministry for Primary Industries. Radionuclide testing in imported foods survey: imported foods monitoring programme. Wellington: Ministry for Primary Industries; 2013. Technical Paper No: 2013/26.
[11] Ministry of Health of the People’s Republic of China. GB 14882-1994 Limited concentrations of radioactive materials in foods. Beijing: China Standard Press, 1994. http://www.csres.com/detail/58809.html. (In Chinese). http://www.csres.com/detail/58809.html
[12] Codex Alimentarius Commission. General standard for contaminants and toxins in food and feed. Codex Stan 193-1995. Codex Alimentarius. http://www.codexalimentarius.org/download/standards/17/CXS_193e2015.pdf.http://www.codexalimentarius.org/download/standards/17/CXS_193e2015.pdf