1. Brezinski, M.M., Gardner, T.R., Weldon, M.H., Lane, J.L., King, K.L., 1997. Controlling iron in aqueous well fracturing fluids. US patent 5674817.
2. Crowe, C.W., Maddin, C.M., 1986. Method for preventing the precipitation of ferric compounds during the acid treatment of wells. US patent 4574050.
3. Evaluation of agents for preventing precipitation of ferric hydroxide from spent treating acid;Crowe;J. Petrol. Technol.,1985
4. Grigs-Ghaly, M., Delory, R.J., 2001. Compositions and methods of catalyzing the rate of iron reduction during acid treatment of well. US patent 6308778 B1.
5. Factors contributing to the ability of acrolein to scavenge corrosive hydrogen sulfide;Kissel;Soc. Petrol. Eng. J.,1985