MÜHLENBEIN, Odin; HAVERKAMP, Laura. A Plea to Foundations and Philanthropists to Aim for System Change, to Focus on Indirect Impact, and to Fund in a Way That Leaves Room for Learning and Adaptation. Social Innovations Journal, [S. l.], 2019. Disponível em: https://socialinnovationsjournal.com/index.php/sij/article/view/12901. Acesso em: 10 may. 2026.