Markkanen, Johannes, Pasi Ylä-Oijala, and Ari Sihvola. “Surface Integral Equation Method for Scattering by DB Objects With Sharp Wedges”. Applied Computational Electromagnetics Society Journal (ACES) 26, no. 5 (May 2, 2022): 267–374. Accessed May 14, 2026. https://journals.riverpublishers.com/index.php/ACES/article/view/15345.