Davis, P.H., 1977. Flora of Turkey, Vols:1-10. Edinburgh university press, Edinburgh.
Henareh Khalyani, J., Namiranian, M., Heshmatol Vaezin, S.M. and Feghhi, j., 2014. Development and evaluation of local communities incentive programs for improving the traditional forest management: A case study of Northern Zagros forests, Iran. Journal of Forestry Research, 25: 205–210.
Jalili, A. and Jamzad, Z., 1999. Red Data Book of Iran, A Preliminary Survey of Endemic, Rare & Endangered Plant Species in Iran. Research Institute of Forest & Rangelands, Tehran, 748p.
Jamzad, Z., 2006. A new species and a new record from Iran. Iran. Journ. Bot., 11(2): 143-148.
Rechinger, K.H., 1982. Nepeta, pp. 108-216 in Rechinger, K.H. (ed.), Fl. Iranica, no.150. Akademische Druck-u. Verlagsanstalt. Graz.
Sagheb Talebi, Kh., Sajedi, T. and Pourhashemi, M., 2014. Forests of Iran: A Treasure from the Past, A Hope for the Future. Springer, 152p.
Snyder, J.A., 2001. Diatom-based conductivity reconstruction and Palaeoclimatic interoretation of a 40-ka record from lake Zeribar, Iran. The Holocene, 11(6):737-745.
Stevens, L.R., 2001. proposed changes in seasonality of climate during the lateglacial and Holocene at lake Zeribar, Iran. The Holecene, 11(6): 747-755.
Wasylinkowa, K., 2005. Palaeoecology of lake Zeribar, Iran, in the Pleniglacial, Lateglacial and Holocene, reconstructed from plant macrofossils. The Holocene, 15(5): 720-735.
Wick, L., 2003. Evidence of Lateglacial and Holocene climatic change and Human impact in Eastern Anatolia, high-resolution pollen, charcoal, isotopic and geochemic records from the laminated sediments of Lake Van, Turkey. The Holocene, 13(5): 665-675.
Zare, H., Akbarinia, M., Hoseini, S. M., Ejtehadi, H., and Amini Eskandari, T., 2010. A new record of Betula Litwinowii (Betulaceae) and a review of the geographical distribution of the genus Betula L. Iran., J. Bot., 16(2): 237-241.