Anonymous, 2010: Meterological organization Khorasan Razavi URL: http://www.razavimet.gov.ir
Farnahad consultative engineers. 2005: The plan of development and improvement (comprehensive) Mashhad area. vol 7. -Ministry of Housing and Urban Development, 229 pp. URL: http://www.khorasanmaskan.ir
Haji Moniri, M. & Sipman, H. J. M. 2009: Lichens from two nature reserves in NE Iran. -Willdenowia 39: 199-202.
Haji Moniri, M., Kukwa, M. 2009: Additions to the lichen biota of Iran. - Mycotaxon 110: 155-161.
Moniri, M. H., Kamyabi, S. & Claydn, S. R. 2010: A preliminary study of Rhizocarpon macrosporum in Razavi Khorasan Province (NE Iran). -The Iranian Journal of Botany 16 (1): 185-189.
Moniri, M. H., Kamyabi, S. & Fryday, A. M. 2009: Rhizocarpon saurinum new to Asia, and other reports of Rhizocarpon species from Razavi Khorasan Province, Iran. -Mycologica Balcanica 6: 89-92.
Nash, T. H., Ryan, B. D., Gries, C. & Bungartz, F., 2002: Lichen flora of the Greater Sonoran Desert Region. vol I. Lichens, Tempe, 532 pp.
Nash, T. H., Ryan, B. D., Gries, C & Bungartz, F., 2004: Lichen flora of the Greater Sonoran Desert Region. Vol II. Lichens Unlimited, Tempe, 742 pp.
Orange, A., James, P. W. & White, F. J. 2001: Microchemical methods for the identification of lichens. -British Lichen Society, London, 101 pp.
Purvis, W. O., Coppins, B. J., Hawksworth, D. L., James, P. W., & Moore, D. M. 1992: The Lichen Flora of Great Britain and Ireland. -The British Lichen Society, 710 pp.
Seaward, M. R. D., Sipman, H., Schultz, M., Maassoumi, A., Haji Moniri, M. & Sohrabi, M. 2004: A preliminary lichen checklist for Iran. -Willdenowia 34: 543–576.
Seaward, M. R. D., Sipman, H. J. M. & Sohrabi, M. 2008: A revised checklist of lichenized, lichenicolous and allied fungi for Iran. -Sauteria 15: 459–520.
Smith, C. W., Aptroot, A., Coppins, B. J., Fletcher, A., Gilbert, O. L., James, P. W. & Wolseley, P. A. 2009: The Lichens of Great Britain and Ireland. -The British Lichen Society 1006 pp.
Sohrabi, M., Seaward, M. R. D., Ahti, T., Sipman, H. J. M. & Schultz, M. 2010: An updated checklist for lichenized, lichenicolous and allied fungi of Iran. URL: http://www.myco-lich:online mycology & lichenology of Iran.
Szatala, S. 1940: Lichenes in K. H. Rechinger, J. Baumgartner, F. Petrak & S. Szatala, Ergebnisse einer botanischen Reise nach dem Iran, 1937. -Annales des Naturhistorischen Museums in Wien 50: 521-533.
Szatala, S. 1957: Prodromus einer Flechtenflora des Irans. -Annales Historico-Naturalis Musei Nationalis Hungarici, series nova 8: 101-154.
Thomson, J. W. 1997: American Arctic Lichens, 2. The microlichens. -The university of Wisconsin press, Madison 675 pp.
Thor, G., Wirth, V. 1990: Candelariella viae-lacteae, a new lichen species from Europe. -Stuttgarter Beiträge zur Naturkunde, serie A (Biologie) 445: 1-4.
Thakhtajan, A. 1986: Floristic Regions of the World. -University of California press, California.
Wasser, S. P., Nevo, E. 2005: Lichen-forming, lichenicolous, and allied fungi of Israel. – A. R. A. Gantner Verlag K.- G., Ruggell. 385 pp.