TUNCTURK, MURAT, and BUNYAMIN YILDIRIM. “Effect of Seed Rates on Yield and Yield Components of Aniseed (Pimpinella Anisurn)”. The Indian Journal of Agricultural Sciences, vol. 76, no. 11, Jan. 2011, https://epubs.icar.org.in/index.php/IJAgS/article/view/3282.