1. Department of Industrial and Systems Engineering, Krida Wacana Christian University, Jalan Tanjung Duren Raya No. 4, Jakarta Barat 11470, Indonesia
2. Technical University of Munich-Campus for Research Excellence and Technological Enterprise (TUM CREATE), 1 CREATE Way No. 10-02, CREATE Tower, Singapore 138602
3. School of Mechanical and Aerospace Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798