Ghandehari, M. Bahdorzadeh, N. Feiz, and M. Alipoor. 2021. “Circuit Model Analysis of a Polarization and Wide Angle Independent Hexagonal Shaped Metamaterial Absorber”. Applied Computational Electromagnetics Society Journal (ACES) 30 (08):909-14. https://journals.riverpublishers.com/index.php/ACES/article/view/10451.