Octavia, Johanna Renny, Parahyangan Catholic University Octavia, Johanna Renny, Program Studi Teknik Industri
Fakultas Teknologi Industri, Universitas Katolik Parahyangan Oemar, Hirawati, President University Oke, Sunday Ayoola, University of Lagos, Lagos, Nigeria Oktevany, Livia, Fakultas Teknik, Jurusan Teknik Industri, Universitas Katolik Indonesia Atmajaya Onajite, Onoyeyan, Department of Mechanical Engineering, University of Lagos, Akoka-Yaba, Lagos, Nigeria