Application of Principal Component Analysis for Steel Material Components. Kurdistan Journal of Applied Research, [S. l.], v. 7, n. 2, p. 84–94, 2022. DOI: 10.24017/Science.2022.2.7. Disponível em: https://kjar.spu.edu.iq/index.php/kjar/article/view/809.. Acesso em: 8 aug. 2025.