CAPORALE, Guglielmo Maria; PLASTUN, Alex; OLIINYK, Viktor. 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: 19 jan. 2026.