Chalida Sangnin. 2011. Reduction of caffeine in green tea by corn cob. Field of Study Chemical Engineering, King Mongkut's University of Technology Thonburi; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KMUTT.the.2011.31

Chalida Sangnin. Reduction of caffeine in green tea by corn cob. . Bangkok:King Mongkut's University of Technology Thonburi, 2011. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KMUTT.the.2011.31

Chalida Sangnin. (2011) Reduction of caffeine in green tea by corn cob . King Mongkut's University of Technology Thonburi/Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KMUTT.the.2011.31