Saygın, H., and B. Saraç. “ Chemical Composition and Antispasmodic Activity of the Essential Oil of Origanum Onites L”. Turkish Journal of Agriculture - Food Science and Technology, vol. 7, no. 12, Dec. 2019, pp. 2137-41, doi:10.24925/turjaf.v7i12.2137-2141.2873.