Tawfik, A. N., C. Greiner, A. M. Diab, M. T. Ghoneim, and H. Anwer, "Polyakov linear- σ model in mean-field approximation and optimized perturbation theory", PHYSICAL REVIEW C, vol. 101, issue 3, pp. 035210, 2020.
Tawfik, A. N., A. M. Diab, M. T. Ghoneim, and H. Anwer, "SU(3) Polyakov linear-sigma model with finite isospin asymmetry: QCD phase diagram", International Journal of Modern Physics A, vol. Vol. 34, issue No. 31, pp. 1950199 , 2019.
Tawfik, A. N., C. Greiner, A. M. Diab, M. T. Ghoneim, and H. Anwer, "Polyakov linear- σ model in mean-field approximation and optimized perturbation theory", Phys. Rev. C, vol. 101, pp. 035210 , 2020.