TOROBRUM, W. The Influence of Density of the Materials and Body Mass Index on the Elderly’s Sleep Efficiency. Proceedings of Engineering and Technology Innovation, [S. l.], v. 7, p. 08–13, 2017. Disponível em: https://ojs.imeti.org/index.php/PETI/article/view/948. Acesso em: 20 apr. 2024.