Modeling of Porosity Equation for Water Flow Through Packed Bed of Monosize Spherical Packing. Journal of Engineering and Sustainable Development, [S. l.], v. 15, n. 4, p. 205–226, 2011. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1320.. Acesso em: 19 may. 2024.