1. Silva, K., P. Krisanungkura, N. Khunsrimek, W. Vechgama and T.J. Hao, et al., 2021. Inter-comparison of transboundary atmospheric dispersion calculations: A summary of outputs from the ASEAN NPSR benchmark exercise. Prog. Nucl. Energy, Vol. 135. 10.1016/j.pnucene.2021.103718.
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2. Hien, P.D., V.T. Bac, N.T.H. Thinh, H.L. Anh, D.D. Thang and N.T. Nghia, 2021. A comparison study of chemical compositions and sources of PM1.0 and PM2.5 in Hanoi. Aerosol Air Qual. Res. Vol. 21. 10.4209/aaqr.210056.
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3. Hien, P.D., N.T. Men, P.M. Tan and M. Hangartner, 2020. Impact of urban expansion on the air pollution landscape: A case study of Hanoi, Vietnam. Sci. Total Environ., Vol. 702. 10.1016/j.scitotenv.2019.134635.
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4. Long, P.K., P.D. Hien and N.H. Quang, 2019. Atmospheric transport of 131I and 137Cs from Fukushima by the East Asian northeast monsoon. J. Environ. Radioact., 197: 74-80.
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5. Hien, P.D., 2019. Excessive electricity intensity of Vietnam: Evidence from a comparative study of Asia-Pacific countries. Energy Policy, 130: 409-417.
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6. Hien, P.D., V.T. Bac, B.D. Dung, N.Q. Long, T.D. Phuong and N.H. Quang, 2016. Modeling the erosion-induced fractionation of soil organic carbon aggregates on cultivated hill slopes through positive matrix factorization. Soil Till. Res., 155: 207-215.
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7. Hien, P.D., M. Hangartner, S. Fabian and P.M. Tan, 2014. Concentrations of NO₂, SO₂ and benzene across Hanoi measured by passive diffusion samplers. Atmos. Environ., 88: 66-73.
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8. Hien, P.D., B.D. Dung and T. Phien, 2013. Redistributions of ¹³⁷Cs and soil components on cultivated hill slopes with hedgerows as conservation measures. Soil Tillage Res., 128: 149-154.
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9. Long, N.Q., Y. Truong, P.D. Hien, N.T. Binh, L.N. Sieu, T.V. Giap and N.T. Phan, 2012. Atmospheric radionuclides from the Fukushima Dai-ichi nuclear reactor accident observed in Vietnam. J. Environ. Radioact., 111: 53-58.
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10. Huy, N.Q., P.D. Hien, T.V. Luyen, D.V. Hoang and H.T. Hiep et al., 2012. Natural radioactivity and external dose assessment of surface soils in Vietnam. Radiation Protect. Dosimetry, 151: 522-531.
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11. Hien, P.D., P.D. Loc and N.V. Dao, 2011. Air pollution episodes associated with East Asian winter monsoons. Sci. Total Environ., 409: 5063-5068.
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12. Hien, P.D., 2010. A comparative study of research capabilities of East Asian countries and implications for Vietnam. Higher Educ., 60: 615-625.
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13. Bac, V.T. and P.D. Hien, 2009. Regional and local emissions in red river delta, Northern Vietnam. Air Qual. Atmos. Health, 2: 157-167.
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14. Hopke, P.K., D.D. Cohen, B.A. Begum, S.K. Biswas and B. Ni et al., 2008. Urban air quality in the Asian region. Sci. Total Environ., 404: 103-122.
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15. Hien, P.D., V.T. Bac and N.T.H. Thinh, 2005. Investigation of sulfate and nitrate formation on mineral dust particles by receptor modeling. Atmos. Environ., 39: 7231-7239.
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16. Quang, N.H., N.Q. Long, D.B. Lieu, T.T. Mai, N.T. Ha, D.D. Nhan and P.D. Hien, 2004. ^239+240Pu, ⁹⁰Sr and ¹³⁷Cs inventories in surface soils of Vietnam. J. Environ. Radioact., 75: 329-337.
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17. Hien, P.D., V.T. Bac and N.T.H. Thinh, 2004. PMF receptor modelling of fine and coarse PM₁₀ in air masses governing monsoon conditions in Hanoi, Northern Vietnam. Atmos. Environ., 38: 189-201.
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18. Dung, H.M. and P.D. Hien, 2003. The application and development of k₀-standardization method of neutron activation analysis at Dalat research reactor. J. Radioanal. Nuclear Chem., 257: 643-647.
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19. Hien, P.D., V.T. Bac, H.C. Tham, D.D. Nhan and L.D. Vinh, 2002. Influence of meteorological conditions on PM_2.5 and PM_2.5-10 concentrations during the monsoon season in Hanoi, Vietnam. Atmos. Environ., 36: 3473-3484.
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20. Hien, P.D., H.T. Hiep, N.H. Quang, T.V. Luyen and N.T. Binh et al., 2002. Environmental radionuclides in surface soils of Vietnam. Scient. World J., 2: 1127-1131.
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21. Hien, P.D., H.T. Hiep, N.H. Quang, N.Q. Huy and N.T. Binh et al., 2002. Derivation of ¹³⁷Cs deposition density from measurements of ¹³⁷Cs inventories in undisturbed soils. J. Environ. Radioact., 62: 295-303.
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22. Hien, P.D., N.T. Binh, Y. Truong, N.T. Ngo and L.N. Sieu, 2001. Comparative receptor modelling study of TSP, PM₂ and PM_2-10 in Ho Chi Minh City. Atmos. Environ., 35: 2669-2678.
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23. Binh, N.T., Y. Truong, N.T. Ngo, L.N. Sieu and P.D. Hien, 2000. INAA in combination with other analytical techniques in the study of urban aerosol sources. J. Radioanal. Nuclear Chem., 244: 103-107.
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24. Hien, P.D., N.T. Binh, Y. Truong and N.T. Ngo, 1999. Temporal variations of source impacts at the receptor, as derived from air particulate monitoring data in Ho Chi Minh City, Vietnam. Atmosp. Environ., 33: 3133-3142.
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25. 2) Hien, P.D., N.T. Binh, N.T. Ngo, V.T. Ha, Y. Truong and N.H. An, 1997. Monitoring lead in suspended air particulate matter in Ho Chi Minh City. Atmosp. Environ., 31: 1073-1076.
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26. Hien, D.P. and V.L. Khoi, 1996. Application of isotope tracer techniques for assessing the seepage of the hydropower dam at Tri An, South Vietnam. J. Radioanalyt. Nuclear Chem., 206: 295-303.
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27. Hien, P.Z., N.T. Binh, Y. Truong, V.T. Bac and N.T. Ngo, 1994. Variations of caesium isotope concentrations in air and fallout at Dalat, South Vietnam, 1986–1991. J. Environ. Radioact., 22: 55-62.
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