Acosta-Elías, J., P. D, and L. Moldes-Navarro. “The Impact of Time Delay in the Connectivity Distribution of Complex Networks Generated Using the Barabási-Albert Model”. Revista Mexicana De Física, vol. 60, no. 2 Mar-Apr, Jan. 2014, pp. 145-0, https://rmf.smf.mx/ojs/index.php/rmf/article/view/4067.