Phothilangka, P. (2020). FOOD WASTE POTENTIAL AND FEEDING RATES ON BIOGAS PRODUCTION IN A TWO-STAGE DIGESTION WITH EFFLUENT RECIRCULATION. ife ciences and nvironment ournal, 21(1), 180-193. etrieved from https://ph01.tci-thaijo.org/index.php/psru/article/view/240350