Rimoldi, H. J. and Bei de Libonatti, E. (2000): “Scores and principal components: The relationship between components due to subjects and to variables”., The Spanish Journal of Psychology, 3, p. 68. Available at: https://revistas.ucm.es/index.php/SJOP/article/view/SJOP0000110068A (Accessed: 27 November 2024).