D. . Lie, N. . Triapnita Nainggolan, L. Ekana Nainggolan, H. . Pandapotan Silitonga, and D. . Eka Putri, “Optimizing The Use Of Social Media And The Importance Of Financial Management For Smes/Smes In Pematang Siantar City”, IJCS, vol. 3, no. 3, pp. 138–143, Aug. 2023.