“Particle-Hole State Density Calculations with Non-Equidistant Spacing Model: II. Pairing and Exact Treatment”, IJP, vol. 9, no. 16, pp. 6–12, Dec. 2011, Accessed: May 19, 2024. [Online]. Available: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/780