@article{QI Huan_27, author = {[QI Huan]}, title = {Correlation Analysis of Karst Groundwater Level, Precipitation and Yellow River Water Level in Changqing District, Jinan City}, publisher = {Journal of Yangtze River Scientific Research Institute}, year = {2023}, journal = {Journal of Yangtze River Scientific Research Institute}, volume = {40}, number = {7}, eid = {27}, pages = {27-31}, keywords = {groundwater level;precipitation;Yellow River water level;multiple wavelet coherence}, doi = http://ckyyb.crsri.cn/EN/10.11988/ckyyb.20220176 }