Figueredo, G. (2012) “Effect of Harvest Years on Chemical Composition of Essential Oil of Bitter Fennel (Foeniculum vulgare subsp. piperitum) Leaves”, Asian Journal of Chemistry, 24(5), pp. 2228–2230. Available at: https://asianpubs.org/index.php/ajchem/article/view/8989 (Accessed: 4 July 2024).