Pengxiang, Z., Fengjie, C., Lingxi, B., & Jianxin, J. (2015). Biogas production from microbial-alkali pretreated corn stover by solid-state anaerobic digestion. International Journal of Agricultural and Biological Engineering, 8(5), 96–104. https://doi.org/10.25165/ijabe.v8i5.2032