N. Al-Jamal Y, M. Saleh M, M. Al-Sheikh A. Pressure Dependence of the Recoilless Fraction For 14.4keV Transition of Fe57 in Copper. RSCI [Internet]. 2005 Mar. 1 [cited 2025 Sep. 29];16(4):28-35. Available from: https://jwups.uomosul.edu.iq/index.php/rsci/article/view/46710