| article html file updated | 7 February 2020 21:34 CET | Update | https://www.mdpi.com/1996-1944/10/1/71 |
| article html file updated | 22 September 2019 21:57 CEST | Update | N/A |
| article html file updated | 4 May 2019 15:02 CEST | Update | N/A |
| article html file updated | 23 February 2017 02:44 CET | Update | N/A |
| article html file updated | 8 February 2017 09:25 CET | Update | N/A |
| article html file updated | 17 January 2017 07:43 CET | Original file | N/A |
| article xml uploaded. | 17 January 2017 07:41 CET | Original file | https://www.mdpi.com/1996-1944/10/1/71/xml |
| article pdf uploaded. | 17 January 2017 07:41 CET | Version of Record | https://www.mdpi.com/1996-1944/10/1/71/pdf |
