Arulaalan M, Viswanathan Ramasamy, Saravanakumar R, S. Maheswari. DESIGN OF A TRIPLE-BANDPASS FILTER USING A MODIFIED T-SHAPED RECTANGULAR COUPLED WITH A STEPPED IMPEDANCE RESONATOR FOR SMART PORTABLE COMMUNICATION DEVICE APPLICATIONS. MatTech [Internet]. 2023Jul.28 [cited 2026Jul.14];57(4):309–316. Available from: https://mater-tehnol.si/index.php/MatTech/article/view/846