MOHAMMED M. SADIQI, Asst. Prof Dr; MOHAMMED A. KHAFEEF, Asst. Lecturer. Relative formalism - a comparative study. lark, [S. l.], v. 15, n. 2, p. 434–413, 2023. DOI: 10.31185/lark.Vol2.Iss49.2772. Disponível em: https://lark.uowasit.edu.iq/index.php/lark/article/view/2772. Acesso em: 16 apr. 2026.