J. A. Ayala-Romero, A. Garcia-Saavedra, X. Costa-Perez and G. Iosifidis, "Orchestrating Energy-Efficient vRANs: Bayesian Learning and Experimental Results," in IEEE Transactions on Mobile Computing, vol. 22, no. 5, pp. 2910-2924, 1 May 2023, doi: 10.1109/TMC.2021.3123794.