Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Harlinda Kuspradini and Tohru Mitsunaga and Rie Mihara,Investigating glucosyltransferase inhibitory activities of polyphenols from kapur (Dryobalanops sp.) heartwood extracts,Journal of natural medicines,13403443,Tokyo : Springer Japan Production Department,2007,61,4,462-467,https://cir.nii.ac.jp/crid/1522262180809734912,