Grześkiewicz, B., A. Sierakowski, J. Marczewski, N. Pałka, and E. Wolarz. 2018. “SU-8 Based Planar Metamaterials With Fourfold Symmetry As Selective Terahertz Absorbers”. Opto-Electronics Review 26 (4):329-37. https://doi.org/10.1016/j.opelre.2018.10.006.