AN ANALYTICAL APPROACH OF THE USAGE OF OPEN EDUCATIONAL RESOURCES (OER) BY THE TEACHERS AT BUSINESS AND HEALTH SCIENCE SCHOOLS: A CASE STUDY FROM THE UNIVERSITIES OF LAHORE DISTRICT. Pakistan Journal of Social Research, [S. l.], v. 4, n. 1, p. 437–450, 2022. DOI: 10.52567/pjsr.v4i1.668. Disponível em: https://ojs.pjsr.com.pk/index.php/PJSR/article/view/668. Acesso em: 26 sep. 2025.