Farago, P., L. Festila, S. Hintea, G. Csipkes, D. Csipkes, and P. Soser. 2012. “A Transistor-Level Reconfigurable Circuit for Rapid Transconductor Design and Testing”. Elektronika Ir Elektrotechnika 117 (1):99-104. https://doi.org/10.5755/j01.eee.117.1.1062.