Energy-efficient scheduling of small cells in 5G: A meta-heuristic approach. - Md. Shahin Alom Shuvo; Md. Azad Rahaman Munna; Sujan Sarker; Tamal Adhikary; Md. Abdur Razzaque; Mohammad Mehedi Hassan; Gianluca Aloi; Giancarlo Fortino (J. Netw. Comput. Appl., 2021)