Smajic, J. ., C. . Hafner, and D. . Erni. “Automatic Calculation of Band Diagrams of Photonic Crystals Using the Multiple Multipole Method”. Applied Computational Electromagnetics Society Journal (ACES), vol. 18, no. 3, June 2022, pp. 172-80, https://journals.riverpublishers.com/index.php/ACES/article/view/16763.