1. Orion
2. FlexRAN
3. Taking 5G RAN Analytics and Control to a New Level
4. Michele Polese , Leonardo Bonati , Salvatore D'oro , Stefano Basagni , and Tommaso Melodia . 2023. Understanding O-RAN: Architecture, interfaces, algorithms, security, and research challenges . IEEE Communications Surveys & Tutorials ( 2023 ). Michele Polese, Leonardo Bonati, Salvatore D'oro, Stefano Basagni, and Tommaso Melodia. 2023. Understanding O-RAN: Architecture, interfaces, algorithms, security, and research challenges. IEEE Communications Surveys & Tutorials (2023).