Tavakolizadeh, M., Ghazaleh Hadian, Khoshayand, M. R. ., & Faraz Mojab. (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), 35–44. https://doi.org/10.22037/ijps.v14.40670