H.-S. Nguyen, M. Voznak, M.-T. Nguyen, and L. Sevcik, “Performance Analysis with Wireless Power Transfer Constraint Policies in Full-Duplex Relaying Networks”, ELEKTRON ELEKTROTECH, vol. 23, no. 4, pp. 70–76, Jul. 2017, doi: 10.5755/j01.eie.23.4.18725.