KUMAR, D.; CHOWDHURY, D.; GHATAK, R. A Triband Planar Inverted-F Antenna with Quadratic Koch Fractal Shaped Slit Along with a Shorted Parasitic Strip. Advanced Electromagnetics, [S. l.], v. 7, n. 5, p. 69–73, 2018. DOI: 10.7716/aem.v7i5.774. Disponível em: https://aemjournal.metaconferences.org/index.php/AEM/article/view/774. Acesso em: 16 jan. 2025.