Kay Thi Khaing, Chongchin Polprasert, and Suwisa Mahasandana, “Phosphorus Recovery from Anaerobic Co-Digestion of Waste Activated Sludge and Food Waste: Effect on Molar Ratio of Mg/Ca and Mg, Ca, Fe/P”, IJSRIS, vol. 1, no. 1, pp. 1–6, Jul. 2022.