Nguyen, H., T. Nguyen, L. Phạm, and C. Trần. “Study on the Trends of Annual Rainfall in Binh Dinh Province During the Periods from 1980 to 2019”. Science & Technology Development Journal: Science of the Earth & Environment, Vol. 5, no. SI2, Nov. 2021, pp. SI75-SI83, doi:https://doi.org/10.32508/stdjsee.v5iSI2.616.