H. Mahdi, Khalid, et al. “Calculation the Cross Sections of 9B(n,α)6Li Reaction by Using the Reciprocity Theory for the First Exited State”. Journal of Kufa-Physics, vol. 4, no. 1, June 2012, https://journal.uokufa.edu.iq/index.php/jkp/article/view/7552.