K. M. KHALIFA, A.M. HAMIL , A.R. ALUWAH. Complex formation of Cr3+, Mn2+, Ni2+ and Cu2+ ions using 1-((2E,3E)-3-(hydroxyimino)butan-2-ylidene)urea . Journal of Pure & Applied Sciences , [S. l.], v. 17, n. 2, 2018. DOI: 10.51984/jopas.v17i2.149. Disponível em: https://sebhau.edu.ly/journal/jopas/article/view/149. Acesso em: 21 nov. 2024.