Adi wijaya, J. C., M. Mukti, R. N. Jannah, and U. E. Malika. “Mapping the Human Dimensions of Tour Guide Research: A Bibliometric Analysis (1990–2025)”. JURNAL ECONOMINA, vol. 5, no. 6, June 2026, pp. 2928-42, doi:10.55681/economina.v5i6.2941.