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Degen, Monica Montserrat and Rose, Gillian. The sensory experiencing of urban design: the  role of walking and perceptual memory. Urban Studies, 49(15) pp. 3271–3287 (2012).  Weintraub, Annette. Pedestrian: walking as meditation and the lure of everyday objects. In ACM SIGGRAPH 98 Electronic art and animation catalog (SIGGRAPH '98). ACM, New York, NY, USA (1998), 65-. DOI=10.1145/281388.281537