| article html file updated | 7 February 2020 08:42 CET | Update | https://www.mdpi.com/2071-1050/8/5/477 |
| article html file updated | 5 May 2019 15:48 CEST | Update | - |
| article html file updated | 27 March 2019 04:42 CET | Update | - |
| article html file updated | 27 May 2016 11:45 CEST | Update | - |
| article html file updated | 16 May 2016 23:33 CEST | Original file | - |
| article xml uploaded. | 14 May 2016 09:11 CEST | Update | https://www.mdpi.com/2071-1050/8/5/477/xml |
| article pdf uploaded. | 14 May 2016 09:11 CEST | Updated version of record | https://www.mdpi.com/2071-1050/8/5/477/pdf |
