| article html file updated | 7 February 2020 14:48 CET | Update | https://www.mdpi.com/1420-3049/21/9/1210 |
| article html file updated | 22 September 2019 00:47 CEST | Update | - |
| article html file updated | 5 May 2019 04:25 CEST | Update | - |
| article html file updated | 17 September 2018 06:47 CEST | Update | - |
| article html file updated | 29 September 2016 08:37 CEST | Update | - |
| article html file updated | 10 September 2016 10:42 CEST | Original file | - |
| article xml uploaded. | 10 September 2016 10:40 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1210/xml |
| article xml uploaded. | 10 September 2016 10:40 CEST | Original file | - |
| article pdf uploaded. | 10 September 2016 10:40 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1210/pdf |
