Rajčević, Nemanja, Biljana Nikolić, and Petar D. Marin. 2019. “Different Responses to Environmental Factors in Terpene Composition of Pinus Heldreichii and P. Peuce: Ecological and Chemotaxonomic Considerations”. Archives of Biological Sciences 71 (4):629-37. https://www.serbiosoc.org.rs/arch/index.php/abs/article/view/4458.