Bazlina Dawami Afrah และ Boonrod Sajjakulnukit. (2013) Life cycle cost analysis of upgrading brown coal (UBC) process in Indonesia. King Mongkut University of Technology Thonburi:ม.ป.ท.Bazlina Dawami Afrah และ Boonrod Sajjakulnukit. 2013. Life cycle cost analysis of upgrading brown coal (UBC) process in Indonesia. ม.ป.ท.:King Mongkut University of Technology Thonburi;Bazlina Dawami Afrah และ Boonrod Sajjakulnukit. Life cycle cost analysis of upgrading brown coal (UBC) process in Indonesia. ม.ป.ท.:King Mongkut University of Technology Thonburi, 2013. Print.