Tanawut Pandhumas และผู้แต่งคนอื่นๆ. (2020) Assessment of climate change impacts on drought severity using SPI and SDI over the Lower Nam Phong River Basin, Thailand. <i>Engineering and Applied Science Research</i>, <i>47</i>(3), 326-338.Tanawut Pandhumas และผู้แต่งคนอื่นๆ. "Assessment of climate change impacts on drought severity using SPI and SDI over the Lower Nam Phong River Basin, Thailand". Engineering and Applied Science Research 47 (2020):326-338.Tanawut Pandhumas และผู้แต่งคนอื่นๆ. Assessment of climate change impacts on drought severity using SPI and SDI over the Lower Nam Phong River Basin, Thailand. Faculty of Engineering, Khon Kaen University:ม.ป.ท. 2020.