Peñafiel-Ojeda CR, Andrade CE, Baez-Egas R, Garcia-Santos V. An Ultrawideband Printed Monopole Antenna Analyzed with the Theory of Characteristic Modes. IEEE LAT AM T [Internet]. 2022 Feb. 9 [cited 2024 Nov. 4];20(6):948-54. Available from: https://latamt.ieeer9.org/index.php/transactions/article/view/5932