Kiettipum Phontree และ Tanit Padumanonda. (2021) Total Phenolic, Total Flavonoid, Total Condensed Tannin Contents and Antimicrobial Activity Against Diarrheal Bacteria of the Bark and Fruit of Terminalia nigrovenulosa Pierre ex Laness. <i>Science & Technology Asia</i>, <i>26</i>(1), 162-169.Kiettipum Phontree และ Tanit Padumanonda. "Total Phenolic, Total Flavonoid, Total Condensed Tannin Contents and Antimicrobial Activity Against Diarrheal Bacteria of the Bark and Fruit of Terminalia nigrovenulosa Pierre ex Laness". Science & Technology Asia 26 (2021):162-169.Kiettipum Phontree และ Tanit Padumanonda. Total Phenolic, Total Flavonoid, Total Condensed Tannin Contents and Antimicrobial Activity Against Diarrheal Bacteria of the Bark and Fruit of Terminalia nigrovenulosa Pierre ex Laness. กองบริหารการวิจัย:ม.ป.ท. 2021.