| article html file updated | 17 February 2020 03:43 CET | Update | https://www.mdpi.com/1422-8599/2011/1/M719 |
| article html file updated | 5 February 2020 16:38 CET | Update | N/A |
| article html file updated | 9 May 2019 02:03 CEST | Update | N/A |
| article html file updated | 20 March 2019 05:49 CET | Update | N/A |
| article html file updated | 25 September 2017 04:02 CEST | Update | N/A |
| article xml uploaded. | 25 September 2017 04:00 CEST | Original file | https://www.mdpi.com/1422-8599/2011/1/M719/xml |
| article html file updated | 14 December 2016 11:58 CET | Original file | N/A |
