PUTRA, GUNTUR DWI (2024) PREDIKSI INDEKS EL-NINO SOUTHERN OSCILLATION (ENSO) MENGGUNAKAN ARTIFICIAL NEURAL NETWORK BACKPROPAGATION = PREDICTION OF EL-NINO SOUTHERN OSCILLATION (ENSO) INDEX USING ARTIFICIAL NEURAL NETWORK BACKPROPAGATION. Skripsi thesis, Universitas Hasanuddin.