ALDI NUGROHO NUGROHO et al. Integrated Process Design and Economic Evaluation of Waste-to-Biomaterial Conversion: Hydroxyapatite Production from Blue Crab Shells using Aspen Plus. IPTEK The Journal of Engineering, [S. l.], v. 11, n. 3, 2026. DOI: 10.12962/j23378557.v11i3.a23060. Disponível em: https://journal.its.ac.id/index.php/joe/article/view/7980. Acesso em: 25 jul. 2026.