WANG Chao, GUO Wei-dong, GUO Zhan-rong, WEI Jia, ZHANG Bin, MA Zhi-yong. Characterization of Dissolved Organic Matter in Groundwater from the Coastal Dagu River Watershed, China Using Fluorescence Excitation-Emission Matrix Spectroscopy[J]. Spectroscopy and Spectral Analysis, 2013, 33(9): 2460