NADLER, Robert; PETZOLD, Knut; SCHÖNDUWE DIPLOM-GEOGRAPH, Robert. Doing Online Surveys in Socio-scientific Regional Studies: Issues and Experiences. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 73, n. 3, p. 203–217, 2015. DOI: 10.1007/s13147-015-0341-z. Disponível em: https://rur.oekom.de/index.php/rur/article/view/593. Acesso em: 15 aug. 2026.