| article html file updated | 7 February 2020 08:14 CET | Update | https://www.mdpi.com/2071-1050/8/5/446 |
| article html file updated | 5 May 2019 16:41 CEST | Update | N/A |
| article html file updated | 27 March 2019 03:51 CET | Update | N/A |
| article html file updated | 27 May 2016 11:37 CEST | Update | N/A |
| article html file updated | 5 May 2016 12:38 CEST | Original file | N/A |
| article xml uploaded. | 5 May 2016 12:37 CEST | Original file | https://www.mdpi.com/2071-1050/8/5/446/xml |
| article pdf uploaded. | 5 May 2016 12:37 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/5/446/pdf |
