Lora Technology for Flood Monitoring and Warn SystemTuti Sandhya, Madhu Shalini, Charan Kumar, Vaishnavi, Priyanka, D.S. Naga Malleswara Rao and Devendra SinghE3S Web Conf., 430 (2023) 01168DOI: https://doi.org/10.1051/e3sconf/202343001168