1. A.G. Alan, P.A. Read, R.D. Wilson, Evaluation and field application of a new hydrogen sulphide scavenger, in: 10th Int’l Oilfield Chemical Symposium, Norway, March 1–3, 1999, pp. 1–4.
2. M.K. Amosa, Comparative analysis of hydrogen sulphide scavenging effects of ferrous gluconate and magnetite in oil and gas drilling fluids (Unpublished MSc thesis), Ahmadu Bello University, Zaria, Nigeria, 2009.