Meidji, I.; Oktavia Nusi, N.; Jayadi, H. Statistical Analysis of Seismicity in West Sumatra (2015–2025) and Aftershock Decay of the 2009 Padang Earthquake Using Gutenberg–Richter and Omori–Utsu Laws. KONSTAN - JURNAL FISIKA DAN PENDIDIKAN FISIKA 2026, 11, 11-21.