@incollection{ToeplerAnheier2022, author = {Stefan Toepler and Helmut K. Anheier}, title = {Regulatory governance of nonprofit organizations: legal frameworks and voluntary self-regulation}, booktitle = {Research Handbook on Nonprofit Governance}, editor = {Gemma Donnelly-Cox and Michael Meyer and Filip Wijkstr{\"o}m}, isbn = {9781788114905}, year = {2022}, }