Deprecated: Using ${var} in strings is deprecated, use {$var} instead in /home/conscientiabeam/archive.conscientiabeam.com/plugins/generic/citationStyleLanguage/lib/vendor/seboettg/citeproc-php/src/StyleSheet.php on line 52

(1)

Biogas Technology in South Africa, Problems, Challenges and Solutions. 13 2016, 5 (4), 58-69. https://doi.org/10.18488/journal.13/2016.5.4/13.4.58.69.