1. Department of Metallurgy and Materials EngineeringUniversitas Indonesia UI Depok New Campus Depok West Java 16424 Indonesia
2. Department of Automotive Mechanical Engineering Diploma IIIInstitut Teknologi Indonesia, ITI South Tangerang Serpong Indonesia
3. Chemical EngineeringUniversitas Bhayangkara Jakarta Raya 2nd Campus Bekasi West Java 17121 Indonesia