Comparison of management and orchestration solutions for the 5G era - Trakadas, Panagiotis; Panagiotis Karkazis; Helen C. Leligou; Zahariadis, Theodore; Felipe Vicens; Arturo Zurita; Pol Alemany; Thomas Soenen; Carlos Parada; Bonnet, Jose; others (Journal of Sensor and Actuator Networks, 2020)