Feng Z. Fuzziness of travel-to-work areas, Regional Studies. Travel-to-work areas (TTWAs) have been used widely by governmental agencies and academic institutions. However, their use has been criticized because the boundaries separating travel-to-work areas are imperfect in the sense that there...

BOYLE P.J., FLOWERDEW R. and SHEN J. (1998) Modelling inter-ward migration in Hereford and Worcester: the importance of housing growth and tenure, Reg. Studies 32 , 113-132. Most migrations are short-distance, local-level moves, but few studies have attempted to model the flows within a single...