| article html file updated | 7 February 2020 08:17 CET | Update | https://www.mdpi.com/2071-1050/8/5/451 |
| article html file updated | 5 May 2019 16:36 CEST | Update | - |
| article html file updated | 27 March 2019 03:55 CET | Update | - |
| article html file updated | 27 May 2016 11:39 CEST | Update | - |
| article html file updated | 6 May 2016 09:46 CEST | Original file | - |
| article xml uploaded. | 6 May 2016 09:44 CEST | Original file | https://www.mdpi.com/2071-1050/8/5/451/xml |
| article pdf uploaded. | 6 May 2016 09:44 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/5/451/pdf |
