Altmoos, M. & Henle, K. 2009. Relevance of multiple spatial scales in habitat models: A case study with amphibians and grasshoppers. Acta Oecologica, 36: 548-560.
Abdollahi, S. & Salmanmahini, A. 2015. Survey the Effect of Scale on Leopard (Panthra Pardus Saxicolor) Habitat Modeling in Golestan National Park. Environmental Research. Vol 6. No 11: 173-180. (In Persian).
Clark, J. D.; Haye, S. G. & Pledger, J. M. 1998. A female black bear denning habitat model using a geographic information system, Ursus, 10: 181-185.
Erfanian, B. 2011. Optimal routing of leopard’s (Panthera pardus saxicolor) moving passages in Golestan National Park, In Golestan Province, M.Sc. thesis in Environmental Sciences, Gorgan University of Agricultural Sciences and Natural Resources, Gorgan, Iran. 136 pp (In Persian).
Guisan, A. & Zimmermann, N. E. 2000. Predictive habitat distribution models in ecology, Ecological Modelling, 135: 147–186.
Hirzel, A. H.; Hausser, J.; Chessel, D. & Perrin, N. 2002. Ecological nich factor analysis: How to Compute Habitat Suitability maps without absence data? Ecology, 3: 2027–2036.
Hirzel, A. H. & Arlettaz, R. 2003. Modelling habitat suitability for complex species distributions by the environmental-distance geometric mean. Environmental Management, 32: 614–623.
Holland, J. D.; Bert, D. G. & Fahrig, L. 2004. Determining the Spatial Scale of Species’ Response to Habitat. BioScience, 3: 227–233.
Hirzel, A. H.; Lay, G. L.; Helfer, V.; Randin, C. H. & Guisan, A. 2006. Evaluating the ability of habitat suitability models to predict species presences. Ecological Modelling, 199:142–152.
Khalilabadi, S. 2008. Determining bird assemblages’ habitat pareameters at Landscape scale in Karkas protected area, M.Sc. thesis in Environmental Sciences, Isfahan University of Technology, Isfahan, Iran, 102pp. (In Persian).
Linderman, M.; Bearer, S.; An, L.; Tan, Y.; Ouyang, Z. & Liu, J. 2004. The effects of understory bamboo on broad - scale estimates of giant panda habitat. Biological Conservation, 121: 383–390.
Mobargha, M. 2007. Habitat evaluation of Persian leopard in Tooran National Park using HEP method, M.Sc. thesis, College of Environmental Science, Islamic Azad University Science And Research Campus , Tehran, Iran, 120 pp (In Persian).
Murray, J. V.; Choy, S. L.; McAlpine, C. A.; Possingham, H. P. & Goldizen, A.W. 2008. The importance of ecological scale for wildlife conservation in naturally fragmented environments: A case study of the brush-tailed rock-wallaby (Petrogale penicillata), Biological Conservation, 141: 7-22.
Nams, V. O.; Mowat, G. & Panian, M. A. 2006. Determining the spatial scale for conservation purposes: an example with grizzly bears, Biological Conservation, 128: 109-119
Oja, T.; Alamets, K. & Parnamets, H. 2005. Modelling bird habitat suitability based on landscape parameters at different scales. Ecological Indicators, 5: 314–321.
Oatway, M. L. & Morris, D. W. 2007. Do animals select habitat at small or large scale? An experiment with meadow voles (Microtus pennsylvanicus). Can.J. Zool, 85: 479-487.
Omidi, M. 2008: Analyzing and modelling spatial distribution of leopard (Panther padres saxicolor) in Kolahghazi National Park, In Isfahan Province. M.Sc. thesis, College of Environmental Science, Islamic Azad University Science and Research Campus, Tehran, Iran, 95 pp (In Persian).
Scott, E. S.; Koons, N. D.; Rotella, J. J. & Willey, D. W. 2002. Effects of habitat fragmentation on avian nesting success: a review of the evidence at multiple spatial scales. Biological Conservation, 115: 101–110
Sahlsten, J. 2007. Impact of geographical and Environmental structures on habitat choice, Metapopulation dynamics and genetic structure for Hazel Grouse (Bonasa bonasia), Acta university of Upsaliensis, Uppsala.