Davis, P.H. 1965: Flora of Turkey and the east Aegean Islands. Vol.1.433-438, University of Edinburg
IUCN. 2017: IUCN Red List Categories and Criteria, Version 3.1. Prepared by the IUCN Species Survival Commission. IUCN, Gland, Switzerland, and Cambridge, United Kingdom.
Kavousi K, Nejad Sattari T, Asri Y, Ejtehadi H, Khavarinejhad R A. 2015: Floristic Changes at Khersan Glacier Territory, Alam-kuh Mountain, Central Alborz, North of Iran, Biodiversitas, 17(1): 11-15
Kavousi K, Nejad Sattari T, Asri Y, Ejtehadi H, Khavarinejhad R A. 2016: Effect of Glacial Retreat on Floral Distribution and/or Displacement in Khersan Gglacier, Central Alborz Mountain Range, Iran Ambient Science vol.3 (2), Online.
Komarov VL. 1939: Flora of USSR, Vol.8: 101-104, Botanical Institute of the Academy of Sciences of the U.S.S.R, Izdatel'stvo Akademii Nauk SSSR Moskva-Leningrad.
Rechinger KH. 1968: Flora Iranica, Vol.57. 198-200. Akad. Druck-u. Verlagsanstalt Graz.
)
