Per anno

 @inproceedings{asensis-sasow2012,
    author = {Fernandez-Marquez, José Luis and Montagna, Sara and Omicini, Andrea and Zambonelli, Franco},
    booktitle = {Self-Adaptive and Self-Organizing Systems Workshops (SASOW)},
    doi = {10.1109/SASOW.2012.10},
    editor = {Pitt, Jeremy},
    eisbn = {978-07695-4895-1},
    iris = {11585/152877},
    isbn = {978-1-4673-5153-9},
    location = {Lyon, France},
    note = {2012 IEEE Sixth International Conference (SASOW 2012), Lyon, France, 10-14~} # sep # {~2012. Proceedings},
    pages = {235--240},
    publisher = {IEEE CS},
    scopus = {2-s2.0-84877263782},
    title = {{ASENSIS} 2012 -- {F}irst {I}nternational {W}orkshop on {A}daptive {S}ervice {E}cosystems: {N}ature and {S}ocially {I}nspired {S}olutions},
    url = {http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=6498371},
    urlpdf = {http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=6498371},
    year = 2012
} 

 @proceedings{preproceedings-asensis2012,
    address = {SASO 2012, Lyon, France},
    booktitle = {1st International Workshop on Adaptive Service Ecosystems: Natural and Socially Inspired Solutions (ASENSIS 2012)},
    editor = {Fernandez-Marquez, José Luis and Montagna, Sara and Omicini, Andrea and Zambonelli, Franco},
    iris = {11585/126918},
    month = {10}}},
    year = 2012
}