HOLZHAUER, Hunter; LU, Xing; MCLEOD, Robert; MEHRAN, Jamshid. How Long is Too Long? Volatility-Based Holding Strategies for Leveraged Bull and Bear ETFs. Journal of Finance Issues, [S. l.], v. 12, n. 1, p. 35–52, 2013. DOI: 10.58886/jfi.v12i1.2294. Disponível em: https://jfi-aof.org/index.php/jfi/article/view/2294. Acesso em: 21 may. 2026.