| article html file updated | 7 February 2020 14:52 CET | Update | https://www.mdpi.com/1420-3049/21/9/1225 |
| article html file updated | 22 September 2019 00:51 CEST | Update | - |
| article html file updated | 5 May 2019 04:19 CEST | Update | - |
| article html file updated | 17 September 2018 06:52 CEST | Update | - |
| article html file updated | 29 September 2016 08:39 CEST | Update | - |
| article html file updated | 12 September 2016 13:14 CEST | Original file | - |
| article xml uploaded. | 12 September 2016 13:12 CEST | Original file | https://www.mdpi.com/1420-3049/21/9/1225/xml |
| article pdf uploaded. | 12 September 2016 13:12 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1225/pdf |
