da Fonseca, Raiff Sales
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Lock-in amplifier impedance meter using a low-cost microcon..:

, In: 2019 4th International Symposium on Instrumentation Systems, Circuits and Transducers (INSCIT),
 
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2

Water pollution assessment by microcontroller-based lock-in..:

, In: 2019 4th International Symposium on Instrumentation Systems, Circuits and Transducers (INSCIT),
 
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