Santoso, A., Sismanto, S., Hartantyo, E., Priyatikanto, R., Ahmad, N., Yono Yatini, C., Erlansyah, Batubara, M., Supriadi, S., Suryana, R. ., Cahyo Pranoto, S., Sungging Mumpuni, E., Husin, A., Juangsih, M., & Siradj Mardiani, A. (2026). Equatorial Electrodynamic Disturbances During the May and October 2024 Extreme Geomagnetic Storms: Implications for HF Communication and Geomagnetically Induced Current Risks in Indonesia. Science and Technology Indonesia, 11(4), 1448–1463. https://doi.org/10.26554/sti.2026.11.4.1448-1463