Relay selection and power allocation in amplify-and-forward cognitive radio systems. - Krishna Ram Budhathoki; Mehdi Maleki; Hamid-Reza Bahrami 002 (ICNC, 2013)

Precoder Design for Non-Regenerative MIMO Relay Cognitive Radio Systems. - Krishna Ram Budhathoki; Mehdi Maleki; Hamid-Reza Bahrami 002 (VTC Fall, 2013)

Iterative Source and Relay Precoder Design for Non-Regenerative MIMO Cognitive Relay Systems. - Krishna Ram Budhathoki; Mehdi Maleki; Hamid-Reza Bahrami 002 (IEEE Trans. Commun., 2015)