TY - RPRT TI - A direct-push freezing core barrel for sampling unconsolidated subsurface sediments and adjacent pore fluids AU - Jared J. Trost AU - Thomas M. Christy AU - Barbara A. Bekins PY - 2018 DO - 10.2136/vzj2018.02.0037 UR - https://pubs.usgs.gov/publication/70199661 ID - 70199661 ER -