@article{fonseca_pereira_vitor_2019,  title={Study of Patch Antennas with Koch Curve Form Slots},  volume={18},  ISSN={2179-1074},  url={https://doi.org/10.1590/2179-10742019v18i31672},  DOI={10.1590/2179-10742019v18i31672},  number={3},  journal={Journal of Microwaves, Optoelectronics and Electromagnetic Applications},  publisher={Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo},  author={Fonseca, Daniel and Pereira, Feliphe and Vitor, Ulysses R. C.},  year={2019},  month={Jul},  pages={399–407} }