Vajrabhaya และผู้แต่งคนอื่นๆ. (2017) In vitro Accuracy Assessment of Electronic Apex Locator: RSUpex. <i>Journal of The Dental Association of Thailand</i>, <i>67</i>(2), 163-169.Vajrabhaya และผู้แต่งคนอื่นๆ. "In vitro Accuracy Assessment of Electronic Apex Locator: RSUpex". Journal of The Dental Association of Thailand 67 (2017):163-169.Vajrabhaya และผู้แต่งคนอื่นๆ. In vitro Accuracy Assessment of Electronic Apex Locator: RSUpex. The Dental Association of Thailand:ม.ป.ท. 2017.