| article html file updated | 5 February 2020 11:54 CET | Update | https://www.mdpi.com/1422-8599/2006/5/M485 |
| article html file updated | 18 September 2019 17:12 CEST | Update | N/A |
| article html file updated | 9 May 2019 12:23 CEST | Update | N/A |
| article html file updated | 19 March 2019 17:33 CET | Update | N/A |
| article html file updated | 23 September 2017 08:21 CEST | Update | N/A |
| article xml uploaded. | 23 September 2017 08:19 CEST | Original file | https://www.mdpi.com/1422-8599/2006/5/M485/xml |
| article html file updated | 14 December 2016 11:03 CET | Original file | N/A |
