1. Demonstration of UBC process in Indonesia;Sugita,2005
2. Demonstration of a UBC (Upgrading of Brown Coal) Process in Indonesia;Sugita;Kobe Steel Engineering Reports,2006
3. Development of Upgraded Brown Coal Process;Yamamoto,2007
4. Combustion characteristics of upgraded brown coal (UBC);Akiyama,2007
5. Ash research from Palm Coast, Florida to Banff, Canada: entry of biomass in modern power boilers;Frandsen;Energy Fuels,2009