IBRAHIM, Sura Khalil; SINGH, Mandeep Jit; ISLAM, Mohammad Tariqul; ISLAM, Md Shabiul; SALEM, Samir; AL-BAWRI. Design massive MIMO antenna array system using Single/Double Negative (S/DNG) metamaterial unit cells for 5G sub-6 GHz base station applications. International Journal of Electronics and Telecommunications, [S. l.], v. 72, n. 3, p. 1–8, 2026. DOI: 10.24425/ijet.2026.157949. Disponível em: https://wydawnictwo.pan.pl/index.php/ijet/article/view/2939. Acesso em: 1 sep. 2026.