Per anno

@incollection{preface-prima2015,
   author = {Chen, Qingliang and Torroni, Paolo and Villata, Serena and Hsu, Jane and Omicini, Andrea},
   booktitle = {PRIMA 2015: Principles and Practice of Multi-Agent Systems},
   doi = {10.1007/978-3-319-25524-8},
   editor = {Chen, Qingliang and Torroni, Paolo and Villata, Serena and Hsu, Jane and Omicini, Andrea},
   eisbn = {978-3-319-25524-8},
   iris = {11585/527603},
   isbn = {978-3-319-25523-1},
   issn = {0302-9743},
   month = oct,
   numpages = 3,
   pages = {V--VII},
   publisher = {Springer International Publishing},
   scopus = {2-s2.0-84950317421},
   series = {Lecture Notes in Computer Science},
   title = {Preface},
   url = {http://link.springer.com/content/pdf/bfm:978-3-319-25524-8/1.pdf},
   volume = 9387,
   year = 2015
}