@incollection {sergot12,
  author = {Della Monica, Dario and Montanari, Angelo and Sala, Pietro},
  title = {The importance of the past in interval temporal logics:
           the case of {Propositional Neighborhood Logic}},
  booktitle = {Logic Programs, Norms and Action - Essays in Honor of Marek
               J. Sergot on the Occasion of His 60th Birthday},
  series = {Lecture Notes in Computer Science},
  editor = {Artikis, Alexander and Craven, Robert and Kesim Cicekli, Nihan
            and Sadighi, Babak and Stathis, Kostas},
  publisher = {Springer Berlin / Heidelberg},
  isbn = {978-3-642-29413-6},
  pages = {79--102},
  volume = {7360},
  note = {\url{http://dx.doi.org/10.1007/978-3-642-29414-3_6}},
  year = {2012}
}