خالد حسين علي المرزوك; رجاء عبدالله عيسى السالم. Measure and test the causal relationship between the global oil market indicators for the period 1970 - 2009 using the model Hacio (Hsiao). Iraqi Journal for Administrative Sciences, كربلاء، جمهورية العراق, v. 7, n. 27, p. 86–125, 2024. Disponível em: https://journals.uokerbala.edu.iq/index.php/ijas/article/view/2776. Acesso em: 4 apr. 2025.