Methal, Zinnyrah, Syahin AAT, Rahman MRA, and Saad MR. 2023. “UPNM SUBSONIC WIND TUNNEL FLOW MEASUREMENTS TECHNIQUE AND CALIBRATION: English”. PERINTIS EJournal 13 (1):77-97. https://perintis.org.my/ejournalperintis/index.php/PeJ/article/view/146.