Derivation of Eigen value Equation by Using Equivalent Transmission Line method for the Case of Symmetric/ Asymmetric Planar Slab Waveguide Structure. Journal of International Academy of Physical Sciences, [S. l.], v. 15, n. 1, p. 113–122, 2011. Disponível em: http://www.iaps.org.in/journal/index.php/journaliaps/article/view/590. Acesso em: 23 oct. 2026.