SEVALDSON, Birger. Relating Systems Thinking and Design IV. FormAkademisk, [S. l.], v. 11, n. 4, 2018. DOI: 10.7577/formakademisk.2973. Disponível em: https://journals.oslomet.no/formakademisk/article/view/2973. Acesso em: 4 okt. 2025.