Земляк, О. and Маркiна Т. 2011. Analysis of firmness of different strategies of optimization of analog circuits. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia. 44 (Mar. 2011), 9-15. DOI:https://doi.org/10.20535/RADAP.2011.44.9-15.