BURHANUDDIN, B.; NASUTION, B. Implementation of Inquiry-Based Learning (IBL) Through Ancient Tombs of Sultan Barumun Era to Enhance Historical Thinking Skills of MAN Barumun Students: A Qualitative Analysis. International Journal of Community Service (IJCS), [S. l.], v. 5, n. 1, p. 01–21, 2025. DOI: 10.55299/ijcs.v5i1.1658. Disponível em: https://ejournal.ipinternasional.com/index.php/ijcs/article/view/1658. Acesso em: 7 dec. 2025.