Editorial activity

• Special Issues of International Journals

  • Linear Algebra and its Applications

    • Guest Editor, jointly with Nair Abreu and Vilmar Trevisan, for the special issue on Spectral Graph Theory on the occasion of LIA-SGT Workshop, Rio de Janeiro, September 27th to 28th, 2012.
  
  

  • Journal of Mathematical Sciences

    • Consulting Editor for the special issue on "Aveiro Seminar on Control, Optimization and Graph Theory," 2007-2008.
    • Consulting Editor for the special issue on "Algebraic Techniques in Graph Theory and Optimization," 2010-2011.



• Editorial Boards Member

  • Proyecciones Journal of Mathematics

    • Member of the Editorial Board, since 2011.
  
  

  • Investigação Operacional - revista científica da APDIO

    • Member of the Editorial Board, between 2000 and 2008.

• Books

  • A Investigação Operacional em Portugal - novos desafios, novas ideias. Homenagem ao Professor Luís Valadares Tavares, IST Press (in Portuguese).

    • Coordenação editorial em colaboração com Carlos Henggeler Antunes (UC) e Fernando Nunes da Silva (UL), 2016.



• Conference Proceedings

  • Livro de Actas do 15º Congresso da Associação Portuguesa de Investigação Operacional - IO 2011 (in Portuguese)

    • Coordenação editorial em colaboração com João Clímaco (UC), 2011.
  
  



• Newsletters

  • Electronic Newsletter of EUROPT

    • Editor between 2008 and 2010.
  
  



• I am reviewer for

  • Mathematical Reviews

    • Since 2005.