Voluntary agreement

Yun, Jiang, and Lynn K Price. "Voluntary Energy Efficiency Agreements in China: History, Impact, and Future." ECEEE Summer Study on Energy Efficiency 2011.

Price, Lynn K, Jiang Yun, Ernst Worrell, Du Wenwei, and Jonathan E Sinton. Development of an Energy Conservation Voluntary Agreement: Pilot Project in the Steel Sector in Shandong Province. Lawrence Berkeley National Laboratory; China Energy Conservation Association, 2003.

Price, Lynn K, and Jiang Yun. "Voluntary Agreements for Increasing Energy-Efficiency in Industry: Case Study of a Pilot Project with the Steel Industry in Shandong Province, China." 2003 ACEEE Industrial Summer Study on Energy-Efficiency in Industry. ACEEE, 2003.