Per Year

 @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
}