@misc{indiciaea9f5a6faee9c, title = {Methods to quality assure, plot, summarize, interpolate, and extend groundwater-level information—Examples for the Mississippi River Valley alluvial aquifer}, author = {William H. Asquith and Ronald C. Seanor and Virginia L. McGuire and Wade H. Kress}, year = {2020}, doi = {10.1016/j.envsoft.2020.104758}, url = {https://pubs.usgs.gov/publication/70215138}, note = {Source identifier: 70215138} }