Thi Khaing, K.; Polprasert, C.; Mahasandana, S.; Pimpeach, W.; Patthanaissaranukool, W.; Polprasert, S. Phosphorus Recovery and Bioavailability from Chemical Extraction of Municipal Wastewater Treatment’s Waste Activated Sludge: A Case of Bangkok Metropolis, Thailand: 10.32526/Ennrj/20/202200024. Environ. Nat. Resour. J. 2022, 20, 369-378.