Publication - Journal Article Identification of Characteristic Spatial Scales to Improve the Performance of Analytical Spectral Solutions to the Groundwater Flow Equation DOI https://doi.org/10.1029/2021wr031044 Journal Article Water Resources Research, vol. 57, iss. 12, 2021 Authors Gabriel Perez, Jesus D. GomezāVelez, Xingyuan Chen, T. Scheibe, Yunxiang Chen, Jie Bao Language English