ZHANG, Xingjian. The Valuation and Investment Risk of Cryptocurrency: Evidence from Bitcoin and Ethereum. BCP Business & Management, [S. l.], v. 44, p. 441–448, 2023. DOI: 10.54691/bcpbm.v44i.4853. Disponível em: https://bcpublication.org/index.php/BM/article/view/4853. Acesso em: 24 sep. 2026.