TY - RPRT TI - Potential sources of analytical bias and error in selected trace element data-quality analyses AU - Angela P. Paul AU - John R. Garbarino AU - Lisa D. Olsen AU - Michael R. Rosen AU - Christopher A. Mebane AU - Tedmund M. Struzeski PY - 2016 DO - 10.3133/sir20165135 UR - https://pubs.usgs.gov/publication/sir20165135 ID - sir20165135 ER -