Philip Andrews-Speed, Christopher Len, The Future of the US Security Umbrella for Sea Lines of Communication (SLOCs) between the Middle East and Southeast Asia, and the Future Role of China , Singapore: Energy Studies Institute, Feb 2016
Christopher Len, Reed Bank : Next Flashpoint for China and the Philippines in the South China Sea?, ISDP Policy Brief, No. 153, May 26 2014. ESI Policy Briefs
Christopher Len and Elspeth Thomson, Energy and Sustainable Cities, Summary Report of Conference, 8 March 2013.
George Roe and Christopher Len, Alaska's Remote Hybrid Energy Systems: Potential for International Collaboration, ESI Policy Brief, No. 12, 19 February 2016
Philip Andrews-Speed, Christopher Len, China Shale Gas: Can the Pace Be Sustained?, ESI Policy Brief, No. 5, 05 January 2015
Philip Andrews-Speed, Christopher Len, China Coalbed Methane: Slow Start and Still Work in Progress, ESI Policy Brief, No. 4, 05 December 2014
Philip Andrews-Speed, Christopher Len, Unconventional Gas Development in Vietnam: Early Days in the Hanoi Trough, ESI Policy Brief, No. 2
, 10 October 2014
Christopher Len, Indonesia Coalbed Methane: Bountiful Promise Held Up By Institutional Paralysis, ESI Policy Brief, No. 1
, 1 September 2014.
Refereed journal articles
Christopher Len, China's 21st Century Maritime Silk Road Initiative, Energy Security and SLOC Access, Maritime Affairs, Vol 11, Issue 1 (2015): 1-18
Philip Andrews-Speed and Christopher Len, The Legal and Commercial Determinants of Unconventional Gas Production in East Asia, Journal of World Energy Law & Business, Vol. 7, Issue 5 (2014): 408-422.
Philip Andrews-Speed and Christopher Len, Unconventional Gas in East Asia (Special Issue), Journal of World Energy Law & Business, Vol. 7, Issue 5 (2014): 407.
Christopher Len, [BOOK REVIEW] Southeast Asia Energy Transitions: Between Modernity and Sustainability. By Mattijs Smits. Farnham, Surrey: Ashgate Publishing Limited, 2015. Hardcover: 221pp, Contemporary Southeast Asia 38, 1 (2016): 171-73. Books and Book Chapters
Christopher Len, “East Asia’s Energy Challenges: General Energy Cooperation and the Question of Competition,” in Mark Hong and Amy Lugg, eds. Asia’s Energy Trends and Developments, Volume 2, ISEAS Energy Series (Singapore: World Scientific Publishing, 2013). pp 67-89 Publications
Christopher Len and Victor Nian, Nuclear versus Natural Gas: An Assessment on the Drivers Influencing Japan's Energy Future, International Conference on Applied Energy
, Energy Procedia
, 61(2014): 194-197.