TORRES, H. et al. Impact Dynamics in “Hard” and “Soft” Granular Matter. Revista Cubana de Física, [S.l.], v. 29, n. 1E, p. 1E45-1E47, aug. 2012. ISSN 2224-7939. Available at: <https://revistacubanadefisica.org/index.php/rcf/article/view/RCF_29-1E_045_2012>. Date accessed: 06 may 2024.