1. Carbon Dioxide Snow Cleaning;Sherman,2016
2. Carbon Dioxide Snow Cleaning;Sherman;Particulate Sci. Technol.,2007
3. Principles and Mechanisms of Sub-Micrometer Particle Removal by CO2 Cryogenic Technique;Banerjee;J. Adhesion Sci. Technol.,2005
4. Co2Clean homepage. www.www.co2clean.com
5. Dry Surface Cleaning with CO2 Snow;Whitlock,1989