JORILLO, Marjorie; ABANGAN, Maria Lorena. No Signal: Social Media Marketing Challenges in Academic Libraries. Slongan Multidisciplinary Research Journal, Digos City, Davao del Sur, Philippines, v. 5, n. 1, 2021. Disponível em: https://rpo.cjc.edu.ph/index.php/slongan/article/view/24. Acesso em: 21 oct. 2026.