Konpang, J., Akkaralaertsest, T., Tubtongdee, S., Sirikham, A. and Intarawiset, N. (2023) “Design of a Triple-band Microstrip Bandpass Filter with Wide Harmonic Suppression Based on Stepped-impedance Resonators”, RMUTL Engineering Journal, 8(1), pp. 1–10. doi: 10.14456/rmutlengj.2023.1.