BARABANENKOV, M. Y.; BARABANENKOV, Y. N.; NIKITOV, S. A. Virtual Singular Scattering of Electromagnetic Waves in Transformation Media Concept. Advanced Electromagnetics, [S. l.], v. 1, n. 1, p. 38–45, 2012. DOI: 10.7716/aem.v1i1.34. Disponível em: https://www.aemjournal.org/index.php/AEM/article/view/34. Acesso em: 2 dec. 2021.