Foldable Bed Design Concept for COVID-19 Patient: A Machine Design Case Study. ASEAN Journal of Science and Engineering, [S. l.], v. 1, n. 2, p. 113–126, 2021. DOI: 10.17509/ajse.v1i2.35106. Disponível em: https://ajse.upi.edu/index.php/ajse/article/view/51. Acesso em: 16 oct. 2026.