Phrompittayarat, Watoo, 		Putalun, Waraporn, 		Tanaka, Hiroyuki, 		Jetiyanon, Kanchalee, 		Wittaya-areekul, Sakchai, AND 		Ingkaninan, Kornkanok.
" Comparison of Various Extraction Methods of Bacopa monnieri" <em>Naresuan University Journal: Science and Technology (NUJST)</em> [Online], Volume 15 Number 1 (31 July 2013)