Angalika, M. W., S. Suzuki, T.-L. Le-Huynh, T. Itayama, and W. Tanaka. “Assessing Nutrient Budget of Ungauged Catchment Using Intermittent Water Quality Markers”. Maejo International Journal of Energy and Environmental Communication, vol. 4, no. 3, Sept. 2022, pp. 1-10, doi:10.54279/mijeec.v4i3.247534.