SHIFFERAW, Y. .; LEMMA, S. . Limitations of proof of stake algorithm in blockchain: A review. Zede Journal, [S. l.], v. 39, n. 1, p. 81–95, 2021. Disponível em: https://www.ajol.info/index.php/zj/article/view/216947. Acesso em: 12 sep. 2026.