| article html file updated | 6 February 2020 21:31 CET | Update | https://www.mdpi.com/1996-1944/8/8/5048 |
| article html file updated | 6 May 2019 14:03 CEST | Update | - |
| article html file updated | 26 March 2019 08:15 CET | Update | - |
| article html file updated | 3 September 2015 03:56 CEST | Update | - |
| article xml file uploaded | 3 September 2015 03:56 CEST | Original file | https://www.mdpi.com/1996-1944/8/8/5048/xml |
| article html file updated | 21 August 2015 15:28 CEST | Original file | - |
| article pdf uploaded. | 7 August 2015 11:30 CEST | Version of Record | https://www.mdpi.com/1996-1944/8/8/5048/pdf |
