Kutu, Jacob, et al. “Recent Seismicity of Southern Ghana and Re-Interpretation of the 1939 Accra Earthquake: Implications for Recurrence of Major Earthquake”. International Journal of Basic and Applied Sciences, vol. 2, no. 4, Sept. 2013, pp. 322-31, https://doi.org/10.14419/ijbas.v2i4.1120.