HIMMELSTRAND, U. Structural versus Piecemeal Definitions of Social Issues: A Subjective Factor in System-Transcending Struggle. Scandinavian Political Studies, [S. l.], v. 1, 1980. Disponível em: https://tidsskrift.dk/scandinavian_political_studies/article/view/32342. Acesso em: 24 maj. 2024.