Axelrod, Di. 1983: Biogeography of oaks in the Arcto Tertiary province. -Ann. Missouri Bot. Gard. 70: 629–657.
Baranski, M. 1975: An analysis of variation within white oak (Quercus alba L.). North Carol. Agric. Exp. Sta. Techn. Bull. 236, 176 pp.
Blue, M. P. & Jensen, R. J. 1988: Positional and seasonal variation in oak (Quercus; Fagaceae) leaf morphology. -Am. J. Bot. 75: 939-947.
Bruschi, P., Grossoni, P. & Bussotti, F. 2003: Within-and among-tree variation in leaf morphology of Quercus petraea (Matt.) Liebl. natural populations. -Trees-Structure and Function 17: 164–172.
Curtu, AL., Gailing, O., Leinemann, L. & Finkeldey R. 2007: Genetic Variation and Differentiation Within a Natural Community of Five Oak Species (Quercus spp.). -Plant Biology 9: 116-126.
Denk, T., Grimm, G. W., 2010: The oaks of western Eurasia: traditional classifications and evidence from two nuclear markers. -Taxon 59: 351–366.
Djavanchir Khoie, K. 1967: Les chênes de L`Iran. Ph. D. Thesis. -Universite de Montpellier, Faculte des Sciences. 221 pp.
Erfani, F., Feghi, J. M., Zobeiri, Y., & Namiranian, M. 2008: Comparison of two distance methods for forest spatial pattern analysis (Case study: Zagros forests of Iran). -J. Applied Sci., 8: 152-157.
Ghazanfari, H., Namiranian, M., Sobhani, H., & Mohajer, R. M. 2004: Traditional forest management and its application to encourage public participation for sustainable forest management in the northern Zagros Mountains of Kurdistan Province, Iran. -Scand. J. For. Res. 19 (Suppl. 4): 65–71.
Hardin, J. W. 1975: Hybridization and introgression in Quercus alba. -J. Arnold Arbor. 56: 336–363.
Hardin, J. W. 1976: Terminology and classification of Quercus trichomes. -J. Elisha Mitchell Sci. Soc. 92: 151-161.
Hardin, J. W. 1979a: Atlas of foliar surface features in woody plants, I. vestiture and trichome types of eastern north American Quercus. -Bull. Torrey
Bot. Club 106: 313-325.
Hedge, I. C. & Yaltirik, F. 1982: Quercus L. – In: Davis, P. H. (ed.), Flora of Turkey and the East Aegean Islands 7: 659-683. -Edinburgh Univ. Press, Edinburgh.
Holmgren, P. K. & Holmgren, N. H. 1998: (continuously updated): Index Herbariorum (online at http://sciweb.nybg.org/science2/ Index Herbariorum. asp).
Jensen, RJ. 2003: The Conundrum of Morphometrics. -Taxon 52: 663-671.
Menitsky, G. L. 1971: Fagaceae. In: Rechinger, K.H. (ed.), Flora Iranica 77. -Akademische Druck- und Verlagsanstalt Graz, Austria.
Neophytou, C., Filippos, A., Aravanopoulos, F. & Aikaterini, D. 2011: Interfertile oaks in an island environment. II. Limited hybridization between Quercus alnifolia Poech and Q. coccifera L. in a mixed stand. -Eur. J. Forest Res. 130:623–635.
Neophytou, C., Palli G., Dounavi A. & Aravanopoulos F. 2007: Morphological differentiation and hybridization between Quercus alnifolia Poech and Quercus coccifera L. (Fagaceae) in Cyprus. -Silvae Genet 56: 271–277.
Neophytou, C. 2010: A study of genetic differentiation and hybridization among oak species with divergent ecological and evolutionary profiles. Ph. D. thesis. -Rer. Nat., Faculty of Forest and Environmental Sciences, Albert-Ludwigs-Universität, Freiburg, Germany. 66 pp.
Nixon, K. C. 1993b: The genus Quercus in Mexico. In K. C. Nixon [ed.], Biological diversity of Mexico: origins and distributions, 447–458. -Oxford University Press, New York, New York, USA.
Nixon, K. C. 1993a: Infrageneric classification of Quercus (Fagaceae) and typification of sectional names. -Ann. Sci. Forest. 50 (Suppl. 1): 25s–34s.
Nixon, K. C. 1997: Quercus. In: Flora of North America Editorial Committee (eds.), Flora of North America north of Mexico, vol. 3: 445–506. -New York: Oxford Univ. Press.
Palmer, Ej. 1948: Hybrid oaks of North America. -Journal of the Arnold Arboretum 29.
Panahi, P., Jamzad Z. & Pourmajidian M. R., Fallah A. & Pourhashemi M. 2012: Foliar epidermis morphology in Quercus (subgenus Quercus, section Quercus) in Iran. -Acta Bot. Croat. 71 (1): 1–19.
Rohlf, Fj, Marcus LF. 1993: A revolution in morphometries. Trends in Ecology and
Rushton, B. S. 1993: Natural hybridization within the genus Quercus L. -Annals of Science Forestry Supplement 50: 73–90.
Sabeti, H. 1994: Forests, Trees and Shrubs of Iran. -Univ. of Yazd Publication, Iran. 876 pp.
Sagheb-Talebi, Kh., Sajedi, T. & Yazdian, F. 2005: View to Iranian forests. -Research Institute of Forests and Rangelands, Iran, ISBN: 9644731964, PP: 45 (in Persian).
Scholes, P., Dessein, S., Dhondt, C., Huysmans, S. & Smets, E. 2002: CARNOY: A new digital measurement tool for palynology. -Grana 41: 124-126.
Valladares, F., Balaguer, L., Martinez –Ferri, E., Perez-Corona, E. & Manrique, E. 2002: Plasticity, instability and canalization: is the phenotypic variation in seedlings of sclerophyll oaks consistent with the environmental unpredictability of Mediterranean ecosystems? -New Phytologist 156: 457–467.
Viscosi, V., Fortini, P., Slice, DE., Loy, A. & Blasi, C. 2009: Geometric morphometric analyses of leaf variation in four oak species of the subgenus Quercus (Fagaceae). -Plant Biosystems - An International Journal Dealing with all Aspects of Plant Biology: Official Journal of the Societa Botanica Italiana 143: 575.
)
