HENDERSON, M. T.; RASKIN, M. A Regulatory Classification of Digital Assets: Toward an Operational Howey Test for Cryptocurrencies, ICOs, and Other Digital Assets. Columbia Business Law Review, [S. l.], v. 2019, n. 2, p. 443–93, 2019. DOI: 10.7916/cblr.v2019i2.3423. Disponível em: https://journals.library.columbia.edu/index.php/CBLR/article/view/3423. Acesso em: 29 mar. 2024.