Kiela, K., and M. Jurgo. “Operational Amplifier Analysis When Migrating from 0.18 μm to 65 Nm CMOS Technology”. Mokslas – Lietuvos Ateitis / Science – Future of Lithuania, vol. 5, no. 2, May 2013, pp. 133-8, doi:10.3846/mla.2013.25.