Sureewan Sittijunda. (2015) Biogas production from hydrolysate napier grass by co-digestion with slaughterhouse wastewater using anaerobic mixed cultures. <i>KKU Research Journal</i>, <i>20</i>(3), 323-336.Sureewan Sittijunda. "Biogas production from hydrolysate napier grass by co-digestion with slaughterhouse wastewater using anaerobic mixed cultures". KKU Research Journal 20 (2015):323-336.Sureewan Sittijunda. Biogas production from hydrolysate napier grass by co-digestion with slaughterhouse wastewater using anaerobic mixed cultures. Research and Technology Transfer Affairs Division:ม.ป.ท. 2015.