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		Pangihutan Panggabean, Polin, 		Suprapta Winaya, I Nyoman, AND 		Astawa, Ketut.
" Pengaruh Kondisi Operasi Terhadap Efektivitas Oil Cooler di PLTA Sutami" <em>Teknik Desain Mekanika</em> [Online], Volume 8 Number 4 (1 October 2019)