Information Journal Paper
APA:
CopyTOUAFEK, N., & ELSAYED, E.M.. (2012). ON THE PERIODICITY OF SOME SYSTEMS OF NONLINEAR DI ERENCE EQUATIONS. BULL MATH SOC SCI MATH ROUM NOUV SR, 55(103), 217-224. SID. https://sid.ir/paper/635485/en
Vancouver:
CopyTOUAFEK N., ELSAYED E.M.. ON THE PERIODICITY OF SOME SYSTEMS OF NONLINEAR DI ERENCE EQUATIONS. BULL MATH SOC SCI MATH ROUM NOUV SR[Internet]. 2012;55(103):217-224. Available from: https://sid.ir/paper/635485/en
IEEE:
CopyN. TOUAFEK, and E.M. ELSAYED, “ON THE PERIODICITY OF SOME SYSTEMS OF NONLINEAR DI ERENCE EQUATIONS,” BULL MATH SOC SCI MATH ROUM NOUV SR, vol. 55, no. 103, pp. 217–224, 2012, [Online]. Available: https://sid.ir/paper/635485/en