“Management of Water-Based Tourism Attractions: A Case Study of Umbul Ponggok, Klaten Regency, Special Region of Yogyakarta: Studi Umbul Ponggok, Kabupaten Klaten, D.I. Yogyakarta”. Wonderful-Journal of Tourism Destination 1, no. 1 (January 20, 2026): 20–27. Accessed November 2, 2026. https://journal.poltekparmakassar.ac.id/index.php/WJoTD/article/view/595.