María R. Valero, Santiago Celma, Nicolás J. Medrano-Marqués, Belén Calvo. OpAmp design for lock-in amplifiers in portable sensing systems. In 21st European Conference on Circuit Theory and Design, ECCTD 2013, Dresden, Germany, September 8-12, 2013. pages 1-4, IEEE, 2013. [doi]
Abstract is missing.