Securing medical records based on inter-planetary file system and blockchain. Periodicals of Engineering and Natural Sciences, [S. l.], v. 10, n. 2, p. 346–357, 2022. DOI: 10.21533/pen.v10.i2.612. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/612. Acesso em: 10 jun. 2026.