TRUBAROV , Igor. A Microstrip Folded Hairpin Resonator Filter for the 2.4 GHz Band. Electronics and Control Systems, [S. l.], v. 3, n. 89, p. 145–152, 2026. DOI: 10.18372/1990-5548.89.21486. Disponível em: https://jrnl.kai.edu.ua/index.php/ESU/article/view/21486. Acesso em: 23 oct. 2026.