Trakranrungsie, N., A. Chatchawanchonteera, A. Makarapes, and W. Khunkitti. “Susceptibility of Zoonotic Dermatophytes to Ethanolic Extract of Piper Betle Leaves”. Journal of Basic and Applied Pharmacology, vol. 25, no. 1, July 2015, p. 84, https://li01.tci-thaijo.org/index.php/JBAP/article/view/36502.