Nur, M., Khomsin, Pratomo, D. G., & Sawal, M. (2026). Modulation of ETCCDI-based extreme rainfall indices by ENSO and the Indian Ocean Dipole over topographically complex North Sumatra, Indonesia. Geodesy and Cartography, 52(S1), S18–S24. https://doi.org/10.3846/gac.2026.26129