Kladovščikov, Leonid, and Romualdas Navickas. “Design and Investigation of Resistor Matrix for Active Analog RC Filters”. Mokslas – Lietuvos ateitis / Science – Future of Lithuania 12 (January 28, 2020). Accessed July 7, 2024. https://jeelm.vgtu.lt/index.php/MLA/article/view/11419.