Noinumsai, S., Waipib , S. and Chada , C. (2026) “Enhancement of Phosphate Adsorption Efficiency in Synthetic Wastewater Using Water Treatment Plant Sludge Combined with Cocoa Husk”, Burapha Science Journal. Chonburi, Thailand, 31(2 May-August), pp. 499–518. available at: https://li05.tci-thaijo.org/index.php/buuscij/article/view/836 (accessed: 13 September 2026).