The Development of Semi – Empirical Relationship for the Determination of the Half –Lives of Even – Even Heavy Nuclei that Emit Alpha – Particles. Iraqi Journal of Science [Internet]. 2023 May 15 [cited 2024 Jun. 30];56(1C):750=766. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10398