Hartuti, S. et al. 2020. Oxygen Uptake Rate and Carbon dioxide Evolution Rate on the Fermentation Process of Cocoa Beans (Theobroma Cacao L.). International Journal on Advanced Science, Engineering and Information Technology. 10, 5 (Oct. 2020), 2138–2144. DOI:https://doi.org/10.18517/ijaseit.10.5.7185.