Stanislas Ouaro & Arouna Ouedraogo. (2019). <em>L</em><sup>1</sup> Existence and Uniqueness of Entropy Solutions to Nonlinear Multivalued Elliptic Equations with Homogeneous Neumann Boundary Condition and Variable Exponent.
            <i>Journal of Partial Differential Equations</i>. <i>27</i> (1).
            1-27.
         doi:10.4208/jpde.v27.n1.1