T. GRIC. Hyperbolic Metamaterial Interface: Propagation of Surface Waves. Global Journals of Research in Engineering, [S. l.], v. 16, n. J2, p. 1–5, 2016. Disponível em: https://engineeringresearch.org/index.php/GJRE/article/view/1449. Acesso em: 2 may. 2024.