Alave, E.N.L., Lim, H.A.G., Ronquillo, J.L. and Tugade, M.M. 2020. PORTABLE ARDUINO-BASED INTEGRATED WATER QUALITY ANALYZER WITH REAL-TIME DATA TRANSMITTER . MATTER: International Journal of Science and Technology. 6, 3 (Dec. 2020), 58–71. DOI:https://doi.org/10.20319/mijst.2020.63.5871.