HEBEL, K.; GRZELEC, K. Changes in the Communications Behaviour and Prefernces of Sopot and Gdynia Inhabitants. Space – Society – Economy, [S. l.], n. 8, p. 111–119, 2008. DOI: 10.18778/1733-310.08.10. Disponível em: https://czasopisma.uni.lodz.pl/space/article/view/22179. Acesso em: 20 may. 2024.