AHMED, M. D.; HAMMADI, M. A. Spatial Variation of Gas Stations. Journal of Tikrit University for Humanities, [S. l.], v. 31, n. 7, p. 214–231, 2024. DOI: 10.25130/jtuh.31.7.2024.11. Disponível em: https://jtuh.org/index.php/jtuh/article/view/4465. Acesso em: 29 apr. 2026.