Muhammad Zaky, Refisi Ainjerimen Telaumbanua, Arisandi Amanda Siregar, Rosinta Joito Siregar, Imelda Juniarti Munthe, Dionisius Sihombing, and Mela Novita Rizki. 2025. “The Influence of Social Media Usage on Student Learning Productivity at Medan State University”. Outline Journal of Education 4 (2): 49-53. https://doi.org/10.61730/sb5dmm17.