| article html file updated | 6 February 2020 22:24 CET | Update | https://www.mdpi.com/1996-1073/8/9/9584 |
| article html file updated | 6 May 2019 12:10 CEST | Update | - |
| article html file updated | 26 March 2019 09:58 CET | Update | - |
| article html file updated | 12 October 2015 10:31 CEST | Update | - |
| article xml file uploaded | 12 October 2015 10:31 CEST | Update | https://www.mdpi.com/1996-1073/8/9/9584/xml |
| article html file updated | 3 September 2015 07:44 CEST | Original file | - |
| article xml file uploaded | 3 September 2015 07:44 CEST | Original file | - |
| article pdf uploaded. | 2 September 2015 13:13 CEST | Version of Record | https://www.mdpi.com/1996-1073/8/9/9584/pdf |
