HOMIDAT, Walid. Vertical Integration and Economic Efficiency In Jordanian Industries. Al-Balqa Journal for Research and Studies, [S. l.], v. 5, n. 2, p. 247–266, 1998. Disponível em: https://ajrs.ammanu.edu.jo/ojs/index.php/albalqajournal/article/view/511.. Acesso em: 10 oct. 2026.