| article html file updated | 7 February 2020 15:06 CET | Update | https://www.mdpi.com/1420-3049/21/9/1219 |
| article html file updated | 22 September 2019 01:07 CEST | Update | - |
| article html file updated | 5 May 2019 03:53 CEST | Update | - |
| article html file updated | 17 September 2018 06:51 CEST | Update | - |
| article html file updated | 29 September 2016 08:38 CEST | Update | - |
| article html file updated | 16 September 2016 11:23 CEST | Original file | - |
| article xml uploaded. | 16 September 2016 11:22 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1219/xml |
| article xml uploaded. | 16 September 2016 11:22 CEST | Original file | - |
| article pdf uploaded. | 16 September 2016 11:22 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1219/pdf |
