Blum, L., Rojas, J., . and Herrera, J. (1992) “Correlation functions I: formalism and simple applications”, Revista Mexicana de Física, 39(5), pp. 799–817. Available at: https://rmf.smf.mx/ojs/index.php/rmf/article/view/2368 (Accessed: 5 July 2024).