Internet of Things Enabled Low-Cost and Portable Multi-Parameter Water Quality Testing System for Environmental Monitoring Applications. - Pooja N. Sawant; Ganesh S. Nhivekar; Sachin S. Panhalkar; Rajanish K. Kamat; Yojana Y. Patil; Tukaram D. Dongale (Complex Syst. Informatics Model. Q., 2025)