LINTZ, Gerd. Blatter, Joachim; Haverland, Markus (2014): Designing Case Studies: Explanatory Approaches in Small-N Research. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 75, n. 2, p. 193–195, 2017. DOI: 10.1007/s13147-016-0462-z. Disponível em: https://rur.oekom.de/index.php/rur/article/view/470. Acesso em: 15 aug. 2026.