LITNIEWSKI, J.; NOWICKI, A.; SAWICKI, A. Bones Characterisation with Ultrasound. Engineering Transactions, [S. l.], v. 49, n. 2-3, p. 165–177, 2015. DOI: 10.24423/engtrans.552.2001. Disponível em: https://et3.ippt.pan.pl/index.php/et/article/view/552. Acesso em: 11 jun. 2025.