, A. P. Security Enhancement on Cloud to multi Cloud using Audio Cryptography. International Journal on Recent and Innovation Trends in Computing and Communication, [S. l.], v. 3, n. 9, p. 5592–5595, 2015. DOI: 10.17762/ijritcc.v3i9.4889. Disponível em: https://mail.ijritcc.org/index.php/ijritcc/article/view/4889. Acesso em: 12 sep. 2025.