Kita, Eisuke, and Yuichi Hirayama. “Application of Trefftz Method for Temperature Rise Analysis on Human Skin Exposed to Radiation”. Computer Assisted Methods in Engineering and Science 15, no. 1 (August 11, 2022): 45–52. Accessed January 18, 2026. https://cames.ippt.gov.pl/index.php/cames/article/view/779.