A 1.8V-0.18µm CMOS lock-in amplifier for portable applications. - Paulina Mariana Maya-Hernández; María Teresa Sanz-Pascual; Belén Calvo López (ISCAS, 2012)

An Integrated Low-Power Lock-In Amplifier and Its Application to Gas Detection. - Paulina Mariana Maya-Hernández; Luis C. Álvarez-Simón; María Teresa Sanz-Pascual; Belén Calvo López (Sensors, 2014)

CMOS Low-Power Lock-In Amplifiers With Signal Rectification in Current Domain. - Paulina Mariana Maya-Hernández; María Teresa Sanz-Pascual; Belén Calvo (IEEE Trans. Instrum. Meas., 2015)

Low-power analog lock-in amplifier for high-resolution portable sensing systems. - Paulina Mariana Maya-Hernández; María Teresa Sanz-Pascual; Belén Calvo (ISCAS, 2016)

Ultralow-Power Synchronous Demodulation for Low-Level Sensor Signal Detection. - Paulina Mariana Maya-Hernández; Belén Calvo López; María Teresa Sanz-Pascual (IEEE Trans. Instrum. Meas., 2019)

A CMOS Lock-In-based Read-out for Interdigitated Electrodes. - Paulina Mariana Maya-Hernández; María Teresa Sanz-Pascual; Jorge Pérez-Bailón; Belén Calvo; Nicolás Medrano (I2MTC, 2020)