TY - RPRT TI - Surface chemical effects on colloid stability and transport through natural porous media AU - Robert W. Puls AU - Cynthia J. Paul AU - Donald A. Clark PY - 1993 DO - 10.1016/0927-7757(93)80022-7 UR - https://pubs.usgs.gov/publication/70185755 ID - 70185755 ER -