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51. Spatiotemporal Characteristics of Groundwater Drought and Its Response to Meteorological Drought in Jiangsu Province, China B. Liu et al. https://doi.org/10.3390/w8110480
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55. The Association between Meteorological Drought and the State of the Groundwater Level in Bursa, Turkey B. Vaheddoost et al. https://doi.org/10.3390/su152115675
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