Perstwong, Naruemon, Suhaila Doloh, and Ilfa Mana. “Development of Ya-Tha-Phra-Sen Formulation in Liquid Crystal Emulsion Form: A Preliminary Study”. Health Science Journal of Nakhon Ratchasima College 4, no. 2 (December 23, 2025): 39–55. accessed September 13, 2026. https://he03.tci-thaijo.org/index.php/jhsnmc/article/view/4626.