KHALIFA, Sattar Jabbar. The efficiency of the distribution of liquid gas production plants in Sadr City. Al-Adab Journal, Baghdad, Iraq, v. 2, n. 143, p. 367–382, 2022. DOI: 10.31973/aj.v2i143.3913. Disponível em: https://aladabj.uobaghdad.edu.iq/index.php/aladabjournal/article/view/3913.. Acesso em: 31 may. 2025.