Thongyai, S., Kaewnopparat, N., & Songkro, S. (2016). Influence of Polyvinylpyrrolidone K30 on The Complexation of Tetrahydrocurcumin with Hydroxypropyl β-Cyclodextrin. Asian Health, Science and Technology Reports, 24(2), 34–42. retrieved from https://ph03.tci-thaijo.org/index.php/ahstr/article/view/1897