Farida, et al.. Direct Ethanol Production from Breadfruit Starch (artocarpus Communis Forst.) by Engineered Simultaneous Saccharification and Fermentation (ESSF) Using Microbes Consortium. Institute of Research and Community Services Diponegoro University (LPPM UNDIP), Feb. 2015, doi:10.14710/ijred.4.1.25-31.