Hadi Hermansyah, Department of Mechanical Engineering, Balikpapan State Polytechnic, Balikpapan, East Borneo, Indonesia
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2019-01-05T05:50:43+00:00 January 5th, 2019|Comments Off on Hadi Hermansyah, Department of Mechanical Engineering, Balikpapan State Polytechnic, Balikpapan, East Borneo, Indonesia
