1. Energy Storage Program Planning Document. In: U.S. Dept. of Energy Office of Electricity. February 2011.
2. UL Standard 9540. ANSI/CAN/UL Standard for Energy Storage Systems and Equipment.. Underwriters Laboratories. February 2020. https://standardscatalog.ul.com/ProductDetail.aspx?productId=UL9540
3. National Fire Protection Association. NFPA 1, Fire Code. 2021. https://www.nfpa.org/codes-and-standards/all-codes-and-standards/list-of-codes-and-standards/detail?code=1
4. International Code Council’s country adoption information web page. https://www.iccsafe.org/international-code-adoptions/
5. UL 9540 Second Edition: Understanding the Impacts of Requirement Changes. Underwriters Laboratories, CT 26157086-0520. 2020. https://www.ul.com/insights/ul-9540-second-edition-understanding-impacts-required-changes