| article html file updated | 5 February 2020 12:17 CET | Update | https://www.mdpi.com/2071-1050/1/2/298 |
| article html file updated | 18 September 2019 17:59 CEST | Update | N/A |
| article html file updated | 9 May 2019 11:17 CEST | Update | N/A |
| article html file updated | 19 March 2019 18:40 CET | Update | N/A |
| article html file updated | 20 July 2017 10:01 CEST | Update | N/A |
| article html file updated | 20 July 2017 09:59 CEST | Update | N/A |
| article html file updated | 20 July 2017 09:59 CEST | Original file | N/A |
| article xml uploaded. | 20 July 2017 09:57 CEST | Original file | https://www.mdpi.com/2071-1050/1/2/298/xml |
