Journal articles

• Eduardo Fermé and Maurıcio D. L. Reis, Epistemic entrenchment-based multiple contractions, The Review of Symbolic Logic, Vol. 6, No. 3, Pag. 460-487, Cambridge University Press, ISSN 1755-0203, (url), 2013.
• José Júlio Alferes, R. Gonçalves and João Alexandre Leite, Equivalence of defeasible normative systems, Journal of Applied Non-Classical Logics, Vol. 23, No. 1-2, Pag. 25-48, 2013.
• Han The Anh, Luís Moniz Pereira, Francisco C. Santos and Tom Lenaerts, Good Agreements Make Good Friends, Nature Scientific Reports, Vol. 3, No. 269, Pag. DOI:10.1038/srep02695, Nature Publishing Group, http://www.nature.com/srep/index.html, ISSN 2045-2322, (url), 2013.
• Filipe Madeira, Salvador Abreu and Rui Quaresma, Hybrid Recommender Strategy in Learning: and Experimental Evaluation, Social Technologies, Vol. 3, No. 1, Pag. 7-24, ISSN 1758-0374, (url), 2013.
• Pedro Salgueiro and Salvador Abreu, Modeling Distributed Network Attacks with Constraints, International Journal of Bio-Inspired Computation, Vol. 5, No. 4, Pag. 210-225, Inderscience Publishers, (url), 2013.
• David Mendes, Irene Rodrigues and Carlos Baeta, Ontology based Clinical Practice Justification in Natural Language, Procedia Technology, Vol. 9, No. 0, Pag. 1288 - 1293, Elsevier, (url), 2013.
• Reinhard Kahle, Os interlocutores científicas de Hugo Ribeiro, Boletim da Sociedade Portuguesa de Matemática, Vol. 6? (Suplemento), Pag. 2 pages, Resumo alargado do Seminário Nacional de História da Matemática 2013., 2013.
• José Júlio Alferes, Matthias Knorr and Terrance Swift, Query-driven procedures for hybrid MKNF knowledge bases, ACM Transactions in Computational Logic, Vol. 14, No. 2, Pag. 1-43, ACM, 2013.
• Tamito Kajiyama, Davide D'Alimonte and Giuseppe Zibordi, Regional algorithms for {European} seas: a case study based on {MERIS} data, IEEE Geosci. Remote Sens. Lett., Vol. 10, No. 2, Pag. 283-287, 2013.
• Davide D'Alimonte, Eugeny B. Shybanov, Giuseppe Zibordi and Tamito Kajiyama, Regression of In-water Radiometric Profile Data, Opt. Express, Vol. 21, No. 23, Pag. 27, ISSN 0034-4257, 2013.