Tavakolizadeh, M. (2018) “Effect of Powder Sizes, pH of Water, Ultrasound and Method of Distillation on Extraction of Fennel Essential Oil and Anethole Content: Effect of some conditions on essential oil of fennel”, Iranian Journal of Pharmaceutical Sciences, 14(1), pp. 35–44. doi: 10.22037/ijps.v14.40670.