| article html file updated | 5 February 2020 13:09 CET | Update | https://www.mdpi.com/2071-1050/1/4/1323 |
| article html file updated | 9 May 2019 09:15 CEST | Update | N/A |
| article html file updated | 19 March 2019 21:08 CET | Update | N/A |
| article html file updated | 20 July 2017 09:12 CEST | Update | N/A |
| article html file updated | 20 July 2017 09:09 CEST | Update | N/A |
| article html file updated | 20 July 2017 09:09 CEST | Original file | N/A |
| article xml uploaded. | 20 July 2017 09:06 CEST | Original file | https://www.mdpi.com/2071-1050/1/4/1323/xml |
