I. U., Ubong, and Sunday, A. E. Reapson. “Effects of Crude Oil Contamination on Seeds Germination and Growth of Arachis Hypogea and Citrullus Vulgaris”. RA Journal of Applied Research, vol. 4, no. 07, July 2018, pp. 1851-60, doi:10.31142/rajar/v4i7.05.