Javad Liaghatdar M, Jafari E, Reza Abedi M, Samiee F. Reliability and validity of the Oxford happiness inventory among university students in Iran. Span. j. psychol. 2008;11(1):310-313. Accedido julio 22, 2026. https://revistas.ucm.es/index.php/SJOP/article/view/SJOP0808120310A