1. American National Standards Institute (ANSI) (2006) Method for measuring performance of portable household electric room air cleaners, Standard No. ANSI/AHAM AC-1-2006, https://webstore.ansi.org/standards/aham/ansiahamac2006
2. American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) (2008) Guideline 26: guideline for field testing of general ventilation devices and systems for removal efficiency in-situ by particle size and resistance to flow
3. American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) (2017) Standard 52.2: method of testing general ventilation air-cleaning devices for removal efficiency by particle size
4. American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) (2018) ASHRAE position document on filtration and air cleaning
5. American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) (2019) ANSI/ASHRAE standard 62.2–2019: ventilation and acceptable indoor air quality in residential buildings