Graciafernandy, M. A., E. Usriyono, and L. Istiyawari. “Enhancing Marketing Performance of SMEs through Competitive Advantage”. Proceeding International Conference on Religion, Science and Education, vol. 3, Mar. 2024, pp. 587-96, https://sunankalijaga.org/prosiding/index.php/icrse/article/view/1061.