Alamsyah, Erik Bisri. “Smart Power Dalam Pemasaran Relasional”. Yos Soedarso Economic Journal (YEJ) 2, no. 1 (May 13, 2020): 10–18. Accessed July 24, 2025. https://ejurnal.yossoedarso.ac.id/index.php/ysej-server/article/view/YEJ-2102.