Siricoon, S., P. Sombatmak, W. Sumsakul, T. Ploypetchara, W. Sorndech, S. Butseekhot, and C. Auranwiwat. “D08. Ultrasonic Assisted Extraction Enhanced Total Phenolic and Antioxidant Activities from Aegle marmelos (L.) Corr. Extract”. Journal of Health Science and Alternative Medicine, July 2022, pp. 275-8, https://he01.tci-thaijo.org/index.php/jhealthscialternmed/article/view/257815.