New mixed finite element methods for the coupled Stokes and Poisson–Nernst–Planck equations in Banach spacesClaudio I. Correa, Gabriel N. Gatica and Ricardo Ruiz-BaierESAIM: M2AN, 57 3 (2023) 1511-1551DOI: https://doi.org/10.1051/m2an/2023024