1. A Taxonomic Revision of the Genus Origanum (Labiatae)
2. World Checklist of Lamiaceae. Kew. [Internet]. Facilitated by the Royal Botanic Gardens Kew. 2011. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:21080-1.
3. Origanum vulgare L. – a review on genetic diversity, cultivation, biological activities and perspectives for molecular breeding;Alekseeva M;Bulgarian J Agric Sci,2020
4. Skoula M, Harborne JB. The taxonomy and chemistry of origanum. In: Kintzios SE, editor. Oregano: the genera Origanum and Lippia. Vol. 25. USA: taylor and Francis CRC Press; 2002. p. 67–108.
5. Kokkini S. Taxonomy diversity and distribution of Origanum species. In: Padulosi S. editor. Oregano. Promoting the conservation and use of underutilized and neglected crops. 14. Proceedings of the IPGRI International Workshop on Oregano 8–12 May 1996 CIHEAM Valenzano (Bari) Italy. Institute of Plant Genetics and Crop Plant Research Gatersleben/International Plant Genetic Resources Institute Rome Italy. p. 2–12.