Hamka Nurkaya. 2012. Microbial cellulase saccharification of oil palm empty fruit bunch and its acid hydrolysis residue for ethanol production. , King Mongkut's University of Technology Thonburi; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KMUTT.the.2012.59

Hamka Nurkaya. Microbial cellulase saccharification of oil palm empty fruit bunch and its acid hydrolysis residue for ethanol production. . Bangkok:King Mongkut's University of Technology Thonburi, 2012. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KMUTT.the.2012.59

Hamka Nurkaya. (2012) Microbial cellulase saccharification of oil palm empty fruit bunch and its acid hydrolysis residue for ethanol production . King Mongkut's University of Technology Thonburi/Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KMUTT.the.2012.59