Rachmat, Rachmat, Universitas Yuppentek Indonesia (Indonesia)
Rachmawati, Windasari, Universitas Semarang (Indonesia)
Rahim, Nadillah Aatifah, Universitas Pembangunan Nasional Veteran Jawa Timur (Indonesia)
Rahma, Rana Ardila, Universitas Singaperbangsa Karawang (Indonesia)
Rajan, John (Nigeria)
Rajan, John, Department of Manufacturing Engineering, Vellore Institute of Technology, Vellore (India)
Rajan, John, Vellore Institute of Technology, Vellore (India)
Rajan, John, Department of Manufacturing Engineering, School of Mechanical Engineering, Vellore Institute of Technology, Vellore (India)
Ramadhani, Sodik, Mulawarman University (Indonesia)
Ramadian, Demi, Politeknik ATI Padang (Indonesia)
Rifa, Muhammad Rizal, Universitas Singaperbangsa Karawang (Indonesia)
Rimawan, Erry (Indonesia)
Rimawan, Erry, Department of Industrial Engineering, Mercu Buana University, Jakarta, 11650 (Indonesia)
Rinaldi, Dimas Nurwinata, University of Singaperbangsa Karawang (Indonesia)
Rochmoeljati, Rr., Pembangunan Nasional “Veteran” University East Java (Indonesia)
Rochmoeljati, Rr., Universitas Pembangunan Nasional "Veteran" Jawa Timur (Indonesia)
Rochmoeljati, Rr., Universitas Pembangunan Nasional Veteran Jawa Timur (Indonesia)
Rossadi, Paradika, Department of Industrial Engineering, Universitas Pembangunan Nasional “Veteran” Jawa Timur, Surabaya (Indonesia)
Rozi, Muhamad Fahrul, Politeknik STMI Jakarta (Indonesia)
Rusindiyanto, Rusindiyanto, Universitas Pembangunan Nasional "Veteran" Jawa Timur (Indonesia)
Rusmiati, Emi, Politeknik STMI Jakarta (Indonesia)