On the convergence of the solution of the transport equation in a periodic porous medium of a passive solute, when convection and diffusion balance each other at microscopiclevel and the flow is a Stokes flow. NS [Internet]. 2005 Feb. 1 [cited 2026 May 30];12(1). Available from: https://nonlinearstudies.com/index.php/nonlinear/article/view/213