Fluid Degradation Measurement Based on a Dual Coil Frequency Response Analysis. - José Manuel Guerrero; Alejandro E. Castilla; José Ángel Sánchez-Fernández; Carlos A. Platero (Sensors, 2020)

Transformer Oil Diagnosis Based on a Capacitive Sensor Frequency Response Analysis. - José Manuel Guerrero; Alejandro E. Castilla; José Ángel Sánchez-Fernández; Carlos A. Platero (IEEE Access, 2021)