KILAR, W. Questionnaire issues as a tool for researching corporations and their subsidiaries and branches. Studies of the Industrial Geography Commission of the Polish Geographical Society, [S. l.], v. 37, n. 4, p. 7–25, 2023. DOI: 10.24917/20801653.374.1. Disponível em: https://prace-kgp.uken.krakow.pl/article/view/8801. Acesso em: 9 may. 2024.