Pseudo Phase Plane and Fractional Calculus modeling of western global economic downturn. - J. A. Tenreiro Machado; Maria Eugénia Mata (Commun. Nonlinear Sci. Numer. Simul., 2015)

Fractional State Space Analysis of Economic Systems. - J. A. Tenreiro Machado; Maria Eugénia Mata; António M. Lopes 001 (Entropy, 2015)

Entropy Analysis of Monetary Unions. - Maria Eugénia Mata; José António Tenreiro Machado (Entropy, 2017)