Gunawan, Vincensius , trans. “The Calculated Attenuated Total Reflection (ATR) for Analyzing Surface Plasmon Polaritons ”. International Journal of Scientific Research and Management (IJSRM) 10, no. 11 (November 4, 2022): 20–24. Accessed June 15, 2025. https://www.ijsrm.net/index.php/ijsrm/article/view/4270.