1. The Civic Culture;Almond,1963
2. Boundaries as a topic in geographic education: the case of Israel;Bar-Gal;Political Geography,1993
3. Reaction-time assessments of gender differences in visual-spatial performance;Blough;Perception and Psychophysics,1987
4. Brednikova, O., 2002. The last border-line? Otechestvennue Zapiski 6, Moscow, pp. 276–284 (Russian).
5. Urban cognitive distance;Briggs,1973