Viviane Setti Barroso October 2020 A CONSISTENT LINEAR TWO-DIMENSIONAL MATHEMATICAL MODEL FOR THIN TWO-LAYER PLATES WITH PARTIAL SHEAR INTERACTION Dissertation submitted in partial fulfilment of the requirements for the degree of Master in Civil Engineering, area of expertise in Structures, supervised by Professor Anísio Andrade and Professor Paulo Providência e Costa and presented to the Civil Engineering Department of the Faculty of Sciences and Technology of University of Coimbra.