JUMA'A, Fatimah K.; ALNAHWI, Falih M. Design and Simulation of Butterfly-Shaped Filtenna with Dual Band Notch for Portable UWB Applications. Iraqi Journal for Electrical and Electronic Engineering, [S. l.], v. 17, n. 1, p. 100–106, 2021. DOI: 10.37917/ijeee.17.1.12. Disponível em: https://ijeee.edu.iq/ijeee/article/view/553. Acesso em: 8 dec. 2025.