Rassokhina YV, Krizhanovski VG, Kovalenko VA, Colantonio P, Giofre R. Inverse class-f power amplifier using slot resonators as a harmonic filter. TKEA [Internet]. 2014Jun.23 [cited 2025Sep.16];(2–3):18-3. Available from: http://www.tkea.com.ua/index.php/journal/article/view/TKEA2014.2-3.18