Tarnowski, Karol, and Wlodzimierz Salejda. “Photonic Band Structure of Fibonacci Superlattices With Metamaterials. Part 2: The Algebraic Method of Calculation for Absorptive Metamaterial Layers”. Photonics Letters of Poland 1, no. 3 (September 30, 2009): pp. 130–132. Accessed November 24, 2024. http://photonics.pl/PLP/index.php/letters/article/view/1-44.