ALRUBAIEE, Talib Abid Salem; AHMED, Safira Sadoon. Personality traits and their relation to blood types of university students according to the Freiberg scale: (Empirical study). Al-Adab Journal, Baghdad, Iraq, v. 2, n. 137, p. 195–232, 2021. DOI: 10.31973/aj.v2i137.1634. Disponível em: https://aladabj.uobaghdad.edu.iq/index.php/aladabjournal/article/view/1634.. Acesso em: 2 apr. 2025.