University of Airlangga, Indonesia
University of Brawijaya, Indonesia
National Yunlin University of Science & Technology, Taiwan
State Polytechnic of Malang, Indonesia
State Polytechnic of Malang, Indonesia
State Polytechnic of Malang, Indonesia
State Polytechnic of Manado, Indonesia
State Polytechnic of Malang, Indonesia
Prince Songkhla University of Thailand, Thailand
International Islamic University of Malaysia, Malaysia
State Polytechnic of Malang, Indonesia
State Polytechnic of Malang, Indonesia
State Polytechnic of Malang, Indonesia
State Polytechnic of Malang, Indonesia
State Polytechnic of Malang, Indonesia
State Polytechnic of Malang, Indonesia