TY - RPRT TI - Microbial-sized, carboxylate-modified microspheres as surrogate tracers in a variety of subsurface environments: An overview AU - Ronald W. Harvey AU - David W. Metge AU - Denis R. LeBlanc PY - 2017 DO - 10.1016/j.proeps.2016.12.094 UR - https://pubs.usgs.gov/publication/70189190 ID - 70189190 ER -