E. Syamsuddin, A. Maulana, A. Hamzah, and U. R. Irfan, “Assessing soil vulnerability in Petobo post-liquefaction zone, Palu, Central Sulawesi: A microzonation study utilizing microtremor measurements”, J. Degrade. Min. Land Manage., vol. 11, no. 3, pp. 5805–5816, Apr. 2024.