Tenda, E. P., A. V. Lengkong, and K. F. Pinontoan. “Sistem Peringatan Dini Banjir Berbasis IoT Dan Twitter”. CogITo Smart Journal, vol. 7, no. 1, June 2021, pp. 26-39, doi:10.31154/cogito.v7i1.284.26-39.