Evita, M., Zakiyyatuddin, A., Seno, S., Aminah, N. S., Srigutomo, W., Meilano, I., Setiawan, A., Darmawan, H., Suyanto, I., Irzaman, I., Yasin, M., Perdinan, P., Apsari, R., Wahyudi, W., Suryanto, W., & Djamal, M. (2021). Development of Volcano Early Warning System for Kelud Volcano. Journal of Engineering and Technological Sciences, 53(2), 210202. https://doi.org/10.5614/j.eng.technol.sci.2021.53.2.2