WAI, May Phu Pwint; SUWANJAN, Peerawut; JAIKLA, Winai; CHAICHANA, Amornchai. Electronically and Orthogonally Tunable SITO Voltage-Mode Multifunction Biquad Filter Using LT1228s. Elektronika ir Elektrotechnika, [S. l.], v. 27, n. 5, p. 11–17, 2021. DOI: 10.5755/j02.eie.28949. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/28949.. Acesso em: 22 jan. 2026.