Babaei, A;    Aghvami, AH;    Shojaeifard, A;    Wong, KK;      (2018)    Full-Duplex Small-Cell Networks: A Physical-Layer Security Perspective.                   IEEE Transactions on Communications , 66  (7)   pp. 3006-3021.    10.1109/TCOMM.2018.2811495 <https://doi.org/10.1109/TCOMM.2018.2811495>.       Green open access