Jordy William Hutagalung, Martono Anggusti, Ria Juliana Siregar. Legal Protection of UMKM in Digital Marketing Based on Law No 20 Of 2008 and Law No 8 of 1999. JLCA [Internet]. 2025 Feb. 14 [cited 2026 May 22];4(1):159-76. Available from: https://journal.formosapublisher.org/index.php/jlca/article/view/13775