@misc{indiciae11b4954c9491, title = {External quality-assurance project report for the National Atmospheric Deposition Program National Trends Network and Mercury Deposition Network, 2021–22}, author = {Noel A. Deyette and Gregory A. Wetherbee and RoseAnn Martin}, year = {2024}, doi = {10.3133/sir20245054}, url = {https://pubs.usgs.gov/publication/sir20245054}, note = {Source identifier: sir20245054} }