Kotoye, A.A. et al. 2026. A Study of Pre-Earthquake Ionospheric Anomaly (PEIA) in Low Latitude/ Equatorial Region TEC Using the Wavelet Power Spectrum Method. Nigerian Journal of Physics. 35, 4 (Jul. 2026), 186–201. DOI:https://doi.org/10.62292/njp.v35i4.2026.635.