Research Article
Other versions:
- Article InfoArticle Info
- CiteCite
- MetricsMetrics
- CommentComment
- RelatedRelated
- CitedCited
JUCS - Journal of Universal Computer Science 13(13): 2035-2075
doi:
10.3217/jucs-013-13-2035
Published:
28 Dec 2007
This article is part of:
Authors

Mario Bravetti
- Corresponding author
Universita di Bologna, Bologna, Italy
Articles by this author in:
CrossRef
|
Google Scholar
Universita di Bologna, Bologna, Italy
Articles by this author in:
CrossRef
|
Google Scholar

Universidad Complutense de Madrid, Madrid, Spain
Articles by this author in:
CrossRef
|
Google Scholar

Universidad Complutense de Madrid, Madrid, Spain
Articles by this author in:
CrossRef
|
Google Scholar
Conflict of interest
The authors have declared that no competing interests exist.
This article is freely available under the J.UCS Open Content License.