Ibrahim, Marwan, Musa Maikudi Idris, Usman Dauda, Umar Ali, and Aminu Muhammad. “Isolation and Characterization of Friedelin and 5-DodecylResorcinol from the Stem Bark Extract of Pterocarpus Erinaceus”. Journal of Science and Mathematics Letters 10, no. 2 (October 15, 2022): 74–80. Accessed March 28, 2024. https://ojs.upsi.edu.my/index.php/JSML/article/view/7038.