@misc{indiciaea98df2a4c2d9, title = {Quality-assurance plan for ground-water activities, U.S. Geological Survey, Washington Water Science Center}, author = {B. W. Drost}, year = {2005}, doi = {10.3133/ofr20051126}, url = {https://pubs.usgs.gov/publication/ofr20051126}, note = {Source identifier: ofr20051126} }