Esmaeil Yasari and  Abed Vahedi,  Study of Iranian Biospherical Reservation Areas for Medicinal Plants Diversity.   journal   = {International Journal of Biomedical and Biological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2011, vol. 50(2). 53 - 56
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/5241.