1. ACEEE (2017). The State Energy Efficiency Scorecard. Available at
http://aceee.org/state-policy/scorecard
. Accessed 17 Aug 2017.
2. Ahn KU, Kim DW, Park CS, de Wilde P (2017). Predictability of occupant presence and performance gap in building energy simulation. Applied Energy, 208: 1639–1652.
3. Amazon (2017). Amazon Mechanical Turk. Available at
https://www.mturk.com/mturk/welcome
. Accessed 17 Aug 2017.
4. American Heating and Refrigeration Institute (AHRI) (2017). Historical Data. Available at
http://www.ahrinet.org/Resources/Statistics/Historical-Data.aspx
. Accessed 15 Aug 2017.
5. American Heating and Refrigeration Institute (AHRI) (2018). AHRI Certification Directory. Available at
https://www.ahridirectory.org/ahridirectory/pages/home.aspx
. Accessed 15 Aug 2017.