1. Carreiras, M., Codina, B.: Cognición espacial, orientación y movilidad, consideraciones sobre la ceguera. Integración (11), 5–15 (1993)
2. Frauenberger, C., Noisternig, M.: 3D audio interfaces for the blind. In: Proceedings of the 2003 International Conference on Auditory Display, Boston, MA, USA, July 6-9, pp. 1–4 (2003)
3. Golledge, R.: Geography and the disabled. A survey with special reference to vision impaired and blind populations. Transactions of the Institute of British Geographers, New Series 18(1), 63–85 (1993)
4. Hill, E., Ponder, P.: Orientación y técnicas de Movilidad, Una guía para el practicante. Comité internacional pro-ciegos, México (1981)
5. Jacobson, R.D.: Cognitive mapping without sight: four preliminary studies of spatial learning. Journal of Environmental Psychology (18), 289–305 (1998)