Eterigho, Emetere Moses. “Time Dependent Spectral Ratio Technique for Micro-Seismic Exploration in the Niger Delta Region of Nigeria”. Jordan Journal of Physics 17, no. 3 (September 15, 2024): 261–271. Accessed December 14, 2024. https://jjp.yu.edu.jo/index.php/jjp/article/view/370.