| Thu, 28 Jul 2011 11:56:25 +0000 | urbanc | added more examles | file | diff | annotate |
| Thu, 28 Jul 2011 01:12:02 +0000 | urbanc | more one the paper | file | diff | annotate |
| Wed, 27 Jul 2011 15:29:39 +0000 | urbanc | latest version of the journal paper | file | diff | annotate |
| Wed, 27 Jul 2011 12:32:28 +0000 | urbanc | polished the introduction | file | diff | annotate |