HEBEL, Katarzyna; WYSZOMIRSKI, Olgierd. Transportation preferences and travel behaviour of senior citizens in Gdynia in the light of marketing research. Transport Economics and Logistics, [S. l.], v. 76, p. 167–177, 2018. DOI: 10.26881/etil.2018.76.14. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/znetil/article/view/2918. Acesso em: 2 may. 2024.