Dualisme vs Sinergi Sertifikasi Minyak Kelapa Sawit Indonesia

http://www.cnnindonesia.com/nasional/20151022100757-20-86553/kejengkelan-sutopo-bnpb-habis-bakar-terbitlah-sawit/

http://www.thejakartapost.com/news/2013/11/02/initiative-unify-palm-oil-certification.html

http://www.thejakartapost.com/news/2014/10/04/palm-oil-certification-gets-int-l-support.html

http://www.investopedia.com/terms/a/asymmetricinformation.asp

http://www.undp.org/content/undp/en/home/ourwork/environmentandenergy/projects_and_initiatives/green-commodities-programme/projects/palm-oil/rspo---ispo.html

https://youtu.be/UXKS9wJoMVc