TY - RPRT TI - Quality of runoff from small watersheds in the Twin Cities Metropolitan Area, Minnesota - A project plan AU - M. A. Ayers AU - G. A. Payne AU - Gary L. Oberts PY - 1980 DO - 10.3133/ofr80592 UR - https://pubs.usgs.gov/publication/ofr80592 ID - ofr80592 ER -