NAJIBU MUDASSIR; MUSA MUHAMMAD. IMPACT OF SMARTPHONES ON PROMOTING DIGITAL LITERACY AMONG LIBRARY USERS IN FEDERAL POLYTECHNIC, KABO, KANO STATE. International Journal of Education Effectiveness Research, Nigeria, v. 10, n. 8, 2026. DOI: 10.70382/hijeer.v010i8.043. Disponível em: https://harvardpublications.com/hijeer/article/view/561.. Acesso em: 1 feb. 2026.