| article html file updated | 7 February 2020 21:43 CET | Update | https://www.mdpi.com/1996-1944/10/1/73 |
| article html file updated | 22 September 2019 22:47 CEST | Update | N/A |
| article html file updated | 4 May 2019 14:39 CEST | Update | N/A |
| article html file updated | 23 February 2017 02:44 CET | Update | N/A |
| article html file updated | 8 February 2017 09:26 CET | Update | N/A |
| article html file updated | 18 January 2017 10:58 CET | Original file | N/A |
| article xml uploaded. | 18 January 2017 10:56 CET | Update | https://www.mdpi.com/1996-1944/10/1/73/xml |
| article xml uploaded. | 18 January 2017 10:56 CET | Original file | N/A |
| article pdf uploaded. | 18 January 2017 10:56 CET | Version of Record | https://www.mdpi.com/1996-1944/10/1/73/pdf |
