McMinn, D., Oreskovic, N. M., Aitkenhead, M. J., Johnston, D. W., Murtagh, S. and Rowe, D. A. (2014) “The physical environment and health-enhancing activity during the school commute: global positioning system, geographical information systems and accelerometry”, Geospatial Health, 8(2), pp. 569–572. doi: 10.4081/gh.2014.46.