(1)
Riduan, A.; Rainiyati, R.; Heraningsih, S. F.; Badariah, B. Minimizing River Pollution by Batik Dye Wastewater Using Palm Oil Fuel Ash (POFA) As an Environmentally Friendly, Low-Cost Adsorbent Alternative. J. Degrade. Min. Land Manage. 2022, 10, 3981-3989.