JANGID, K. G.; JAIN, P. K.; SHARMA, B. R.; SAXENA, V. K.; KULHAR, V. S.; BHATNAGAR, D. Ring Slotted Circularly Polarized U-Shaped Printed Monopole Antenna for Various Wireless Applications. Advanced Electromagnetics, [S. l.], v. 6, n. 1, p. 70–76, 2017. DOI: 10.7716/aem.v6i1.460. Disponível em: https://aemjournal.org/index.php/AEM/article/view/460. Acesso em: 7 jul. 2022.