M., H. J.; Jarallah, N. T.; Ebrahiem, S. A.; Rabee, R. F. Theoretical Calculation of The Binding And Excitation Energies For 𝐍𝐢 𝟐𝟖 𝟓𝟖 30 Using Shell Model And Perturbation Theory. IHJPAS 2017, 26 (3), 225-235.