| article html file updated | 7 February 2020 11:12 CET | Update | https://www.mdpi.com/2071-1050/8/7/627 |
| article html file updated | 5 May 2019 11:03 CEST | Update | - |
| article html file updated | 27 March 2019 09:21 CET | Update | - |
| article html file updated | 29 July 2016 12:52 CEST | Update | - |
| article html file updated | 4 July 2016 14:11 CEST | Original file | - |
| article xml uploaded. | 4 July 2016 14:09 CEST | Update | https://www.mdpi.com/2071-1050/8/7/627/xml |
| article pdf uploaded. | 4 July 2016 14:09 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/7/627/pdf |
