David Cortés Polo, José Luis González Sánchez, Javier Carmona Murillo, Franciso J. Rodríguez Pérez.
Proposal and analysis of integrated PTN architecture in the mobile backhaul to improve the QoS of HetNets.
EURASIP Journal on Wireless Communications and Networking. April 2015. 
DOI:10.1186/s13638-015-0341-2