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Water Quality Monitoring System for Temperature, pH, Turbid..:

Syafrudin Syafrudin ; Anik Sarminingsih ; Henny Juliani...
http://www.ecoeet.com/Water-Quality-Monitoring-System-for-Temperature-pH-Turbidity-DO-BOD-and-COD-Parameters,174412,0,2.html.  , 2024