Budianta, Wawan, Johan Syafri Mahathir Ahmad, and I Wayan Warmada. “The Study of Tuff Breccia for Batik Wasterwater Treatment Media in Bayat, Klaten District, Central Java”. SAINTEKS : Jurnal Sain dan Teknik 5, no. 1 (March 26, 2023): 11–18. Accessed June 23, 2026. https://ejournal.uicm.ac.id/index.php/sainteks/article/view/531.