TY - RPRT TI - A Synopsis of Technical Issues of Concern for Monitoring Trace Elements in Highway and Urban Runoff AU - Robert F. Breault AU - Gregory E. Granato PY - 2000 DO - 10.3133/ofr2000422 UR - https://pubs.usgs.gov/publication/ofr2000422 ID - ofr2000422 ER -