Langhammer, Lukas, Roman Sotner, Jan Dvorak, and Tomas Dostal. “Fully-Differential Multifunctional Electronically Configurable Fractional-Order Filter With Electronically Adjustable Parameters”. Elektronika ir Elektrotechnika 24, no. 5 (October 16, 2018): 42-45. Accessed March 29, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/21841.