T. A. Salih, S. H. Sahi, and A. N. G. AL-Dujaili, “Using Different Surfactants to Increase Oil Recovery of Rumaila Field (Experimental Work)”, IJCPE, vol. 17, no. 3, pp. 11–31, Sep. 2016, doi: 10.31699/IJCPE.2016.3.2.