A Godunov-Ryabenkii Instability for a Quickest Scheme. - Ercília Sousa (NAA, 2000)

The controversial stability analysis. - Ercília Sousa (Appl. Math. Comput., 2003)

Stability Analysis of Difference Methods for Parabolic Initial Value Problems. - Ercília Sousa (J. Sci. Comput., 2006)

Finite difference approximations for a fractional advection diffusion problem. - Ercília Sousa (J. Comput. Phys., 2009)

Numerical approximations for fractional diffusion equations via splines. - Ercília Sousa (Comput. Math. Appl., 2011)

A second order explicit finite difference method for the fractional advection diffusion equation. - Ercília Sousa (Comput. Math. Appl., 2012)

How to Approximate the fractional derivative of Order 1 < α ≤ 2. - Ercília Sousa (Int. J. Bifurc. Chaos, 2012)

Numerical solution of a Model for turbulent Diffusion. - Ercília Sousa (Int. J. Bifurc. Chaos, 2013)

An alternating direction implicit method for a second-order hyperbolic diffusion equation with convection. - Adérito Araújo; Cidália Neves; Ercília Sousa (Appl. Math. Comput., 2014)

An explicit high order method for fractional advection diffusion equations. - Ercília Sousa (J. Comput. Phys., 2014)

Numerical solution of a time-space fractional Fokker Planck equation with variable force field and diffusion. - Luís Pinto 002; Ercília Sousa (Commun. Nonlinear Sci. Numer. Simul., 2017)

A Fractional Diffusion Model with Resetting. - Ercília Sousa; Amal K. Das (FDM, 2018)

Positivity preserving schemes for the fractional Klein-Kramers equation with boundaries. - Luís Pinto 002; Ercília Sousa (Commun. Nonlinear Sci. Numer. Simul., 2020)

Superdiffusion in the presence of a reflecting boundary. - Carla Jesus; Ercília Sousa (Appl. Math. Lett., 2021)

Numerical solutions for asymmetric Lévy flights. - Carla Jesus; Ercília Sousa (Numer. Algorithms, 2021)

Convergence of consistent and inconsistent schemes for fractional diffusion problems with boundaries. - Ercília Sousa (Adv. Comput. Math., 2022)

The convergence rate for difference approximations to fractional boundary value problems. - Ercília Sousa (J. Comput. Appl. Math., 2022)

Fractional Diffusion Problems with Reflecting Boundaries. - Ercília Sousa (LSSC, 2023)

Nonlocal problems with anti-symmetric and anti-reflective boundary conditions: a computational analysis and numerical comparisons. - Ercília Sousa; Cristina Tablino Possio; Rolf Krause; Stefano Serra-Capizzano (CoRR, 2023)

Numerical solutions of an option pricing rainfall weather derivatives model. - Clarinda Nhangumbe; Ercília Sousa (Comput. Math. Appl., 2024)

Numerical methods for fully nonlinear degenerate diffusions. - Edgard Pimentel; Ercília Sousa (CoRR, 2025)