Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Zahwa Lovanda, J., Suarnadwipa, ,., & Ricki Murti, M. (2018). Analisis Performansi Pada Unfinned Tubular Heat Exchanger Dengan Variasi Laju Aliran massa udara. Teknik Desain Mekanika, 7(3). Diambil dari https://ojs.unud.ac.id/index.php/mekanika/article/view/44016