1. Data source #iNVRv-3y Type Research Paper / Policy Report Url www.asienhaus.de File asienhausdepublicarchiv4_food_....pdf
2. Data source #34hbmqxw Type Company sources Url www.bronzeoak.com File bronzeoakcomcompanyvieweraspxr....pdf Date 2013-05-14 Comment on data source Site not working: August 8, 2019
3. Data source #MKsIF-MJ Type Media report Url www.rappler.com Publication title BUSINESS Ayala Corp's AC Energy buys renewable energy developer Bronzeoak Date 2017-04-22 Comment on data source Acquisition of Bronzeoak Clean Energy by AC Energy
4. Data source #kVWzXiYL Type Company sources Url bronzeoakgroup.com Comment on data source Updated company site
5. Data source #bnQc54_x Type Media report Url www.fuelsandlubes.com Publication title https://www.fuelsandlubes.com/knowledge-base/first-philippine-ethanol-plant-to-rise-in-bukidnon/
6. Data source #jLYV8Dgs Type Company sources Url gain.fas.usda.gov Comment on data source Annual report on Philippine Bio-fuel Industry Outlook Data source no longer available as of July 2021.