TY - RPRT TI - Borehole Geophysical Logging Program: Incorporating New and Existing Techniques in Hydrologic Studies AU - Michael A. Wacker AU - Kevin J. Cunningham PY - 2008 DO - 10.3133/fs20083098 UR - https://pubs.usgs.gov/publication/fs20083098 ID - fs20083098 ER -