CAPORALE, G. M.; PLASTUN, A.; OLIINYK, V. Bitcoin Returns and the Frequency of Daily Abnormal Returns. Ledger, [S. l.], v. 6, 2021. DOI: 10.5195/ledger.2021.216. Disponível em: https://ledgerjournal.org/ojs/ledger/article/view/216. Acesso em: 25 sep. 2022.