| article html file updated | 7 February 2020 20:26 CET | Update | https://www.mdpi.com/1996-1944/10/1/15 |
| article html file updated | 22 September 2019 15:58 CEST | Update | - |
| article html file updated | 4 May 2019 17:32 CEST | Update | - |
| article html file updated | 23 February 2017 02:30 CET | Update | - |
| article html file updated | 8 February 2017 08:43 CET | Update | - |
| article html file updated | 28 December 2016 11:02 CET | Original file | - |
| article xml uploaded. | 28 December 2016 11:00 CET | Original file | https://www.mdpi.com/1996-1944/10/1/15/xml |
| article pdf uploaded. | 28 December 2016 11:00 CET | Version of Record | https://www.mdpi.com/1996-1944/10/1/15/pdf |
