1. In-Situ Reflectivity Monitoring of Heliostats Using Calibration Cameras;R Wang;AIP Conference Proceedings 2126, 030062,2019
2. Classification of surface cleanliness by particle concentration;International Organization for Standardization, Cleanrooms and associated controlled environments,2012
3. Experiments Measuring Particle Deposition from Fully Developed Turbulent Flow in Ventilation Ducts;M Sippola;Aerosol Science and Technology,2004
4. Review of Standards for Surface and Dermal Sampling;K Ashley;Journal of ASTM International,2011