Morais, Rui Duarte2014-05-282014-05-282014MORAIS, Rui Duarte - Sobre o IRS. 3.ยช ed. Coimbra: Almedina, 2014. ISBN 978-972-40-5552-7. 240 p.9789724055527http://hdl.handle.net/10400.14/14448porSobre o IRSbook