N. Adonia, M. Richard, G. Bajpai, and A. Faustin, “Evaluation of a Model to Enhance Resource Allocated to Device-to-Device Communication in CDMA based Cellular Systems - Resource Capacity Analysis”, Int. J. Sci. Res. Net. Sec. Comm., vol. 4, no. 4, pp. 1–7, Sep. 2016.