Delp, William W, and Brett C Singer. "Wildfire Smoke Adjustment Factors for Low-Cost and Professional PM2.5 Monitors with Optical Sensors." Sensors (2020). Google Scholar | DOI | BibTeX | Endnote tagged
Singer, Brett C, and William W Delp. "Response of consumer and research grade indoor air quality monitors to residential sources of fine particles." Indoor Air 28.4 (2018) 624–639. Google Scholar | DOI | BibTeX | Endnote tagged