Yang, J., J. Kim, Y. Sa, M. Kim, H. Jeong, C. Yu, and M. Kim. “Antioxidant, Antibacterial and α-Glucosidase Inhibitory Activities of Different Extracts of Cortex Moutan”. African Journal of Biotechnology, vol. 10, no. 46, Oct. 2013, pp. 9438-44, doi:10.5897/ajb11.1115.