He, Ruijie, Biqun Zou, Hong Fang, Ye Zhang, and Yingrui Wu. “Free Radical Scavenging Activities of B-Sitosterol Extracted from Abies Yuanbaoshanensis”. Asian Journal of Chemistry 25, no. 6 (January 9, 2013): 3507–3508. Accessed July 21, 2024. https://asianpubs.org/index.php/ajchem/article/view/25_6_137.