| article html file updated | 6 February 2020 04:43 CET | Update | https://www.mdpi.com/2072-6651/5/10/1698 |
| article html file updated | 7 May 2019 23:43 CEST | Update | N/A |
| article html file updated | 21 March 2019 05:27 CET | Update | N/A |
| article html file updated | 17 June 2015 13:38 CEST | Update | N/A |
| article html file updated | 31 October 2013 10:26 CET | Original file | N/A |
| article xml file uploaded | 31 October 2013 10:26 CET | Original file | https://www.mdpi.com/2072-6651/5/10/1698/xml |
| article pdf uploaded. | 7 October 2013 09:55 CEST | Version of Record | https://www.mdpi.com/2072-6651/5/10/1698/pdf |
