1. Variation of nuclear DNA content in the genus Mentha L. (Lamiaceae);Ahmad;Cytologia (Tokyo),1992
2. Molecular taxonomy among Mentha spicata, Mentha longifolia and Ziziphora tenuior populations using the RAPD technique;Al-Rawashdeh;Jordan J. Biol. Sci.,2011
3. Genetic variability of chosen Bulgarian Mentha species;Apostolova;Biologie Genetique,2016
4. Biological effects of essential oils –a review;Bakkali;Food Chem. Toxicol.,2008
5. Nuclear DNA amounts in angiosperms: progress, problems and prospects;Bennett;Ann. Bot.,2005