1. U.S. Department of Energy, Energy Information Administration, Annual Energy Outlook 2017 , Reference Case Total Energy Supply, disposition, and Price Summary, Washington D.C., 2017
2. Federal Energy Regulatory Commission, Notice of Proposed Rulemaking, Electric Storage Participation in Markets Operated by Regional Transmission Organizations and ISOs [Docket No. RM 16-23-000; AD16-20-000], Washington D.C., 2016. Accessed on February 14, 2018 at https://www.ferc.gov/whats-new/comm-meet/2016/111716/E-1.pdf
3. R. O’Neil , Regulatory Status of Energy Storage, Presented at the Northwest Power and Conservation Council Meeting, Portland, OR, 2016
4. California State Legislature, Assembly Bill 2514-Energy Storage Systems, Sacramento, CA, 2010. Accessed on February 14, 2018 at https://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200920100AB2514
5. Washington State Utilities and Transportation Commission, Report and Policy Statement on Treatment of Energy Storage Technologies in Integrated Resource Planning and Resource Acquisition, Olympia, WA, 2017