List of Articles Abdelhafid Kellou Article 1 - Structural and electronic properties of Li_n, B_n, N_n and O_n (n=1-4) clustering on graphene: Density functional theory calculations with dispersive forces correction. 10.57647/J.JTAP.2023.1702.20 Malika Gallouze Mahrez Drir Abdelhafid Kellou Journal of Theoretical and Applied Physics , Issue 1 , Year , Spring 2023