file date character petroleum STUDENT count REPORT catalytic PRIMARY baadalsg UTC jurnal production ORIGINALITY 2020 paper name feb nurjannah biofuel 2892 university bibliography source researchgate INDEX quote cracking submitted 38PM 0700 energy student SIMILARITY internasional internet PUBLICATIONS SOURCES 309 studie net 14886 submission INTERNET pdf matche palm www ID 1265143083 inflibnet ifa exclude oil word PAPERS