Jin Kim, J., Chung, I.-M., Hye Kim, E., Sun Song, K., & Ahmad, A. (2012). Chemical Composition of the Essential Oil and Petroleum Ether Extract of Korean Pinus densiflora Leaves. Asian Journal of Chemistry, 24(7), 3228–3230. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/9336