TY - RPRT TI - Extraction and development of inset models in support of groundwater age calculations for glacial aquifers AU - Daniel T. Feinstein AU - Leon J. Kauffman AU - Megan J. Haserodt AU - Brian R. Clark AU - Paul F. Juckem PY - 2018 DO - 10.3133/sir20185038 UR - https://pubs.usgs.gov/publication/sir20185038 ID - sir20185038 ER -