Suleiman, A. I., Kevin, L. W. H. and Ajayi, A. S. (2020) “Performance of a simplified model inner-tube biodigester for biomethane production for household use in Nigeria”, ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, 14(SP.i4), pp. 168-184. Available at: https://azojete.com.ng/index.php/azojete/article/view/263 (Accessed: 16April2024).