SHABBIR, A.; KHAN, H. R.; ALI, S. A.; RIZVI, S. Design and Performance Analysis of Multi-tier Heterogeneous Network through Coverage, Throughput and Energy Efficiency. Engineering, Technology & Applied Science Research, Greece, v. 7, n. 6, p. 2345–2350, 2017. DOI: 10.48084/etasr.1256. Disponível em: https://etasr.com/index.php/ETASR/article/view/1256. Acesso em: 18 jul. 2024.