New reporting procedures based on long-term method detection levels and some considerations for interpretations of water-quality data provided by the U.S. Geological Survey National Water Quality Laboratory / by Carolyn J. Oblinger Childress ... [et al.] (U.S. Geological Survey open-file report ; 99-193)
New reporting procedures based on long-term method detection levels and some considerations for interpretations of water-quality data provided by the U.S. Geological Survey National Water Quality Laboratory / by Carolyn J. Oblinger Childress ... [et al.]