Ramadhan S. Analysis of Seismic Vulnerability Index Based on Microtremor Signal Measurements in Balingka Agam Regency . Department of Physics, Universitas Negeri Padang [Internet]. 2026 Mar. 31 [cited 2026 Apr. 19];4(1). Available from: https://jeap.ppj.unp.ac.id/index.php/jeap/article/view/120