TY - Journal of Yangtze River Scientific Research Institute A1 - GUO Na, HONG Xing-jun, JIANG Cong T1 - Estimation of Hydrological Drought Return Period Based on Annual Runoff Statistical Characteristics: A Case Study of Ganjiang River Basin Y1 - 2024-06-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 69 EP - 75 VL - 41 IS - 6 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20231214 ER -