Children's risks on their way to school : the example of TallinnRõivas, Tiia; Antov, Dago; Oja, Tõnu; Abel, Kristiina; Sepp, EdgarManagement of Natural Resources, Sustainable Development and Ecological Hazards. III2012 / p. 529-538 https://www.witpress.com/elibrary/wit-transactions-on-ecology-and-the-environment/148/22999