Adagunodo, T. A., L. A. Sunmonu, O. T. Kayode, and I. A. Ojoawo. “Trap Analysis of "Covenant” Field in Niger Delta, Nigeria”. Journal of Informatics and Mathematical Sciences, vol. 9, no. 2, Aug. 2017, pp. 257-71, doi:10.26713/jims.v9i2.730.