| article html file updated | 7 February 2020 15:14 CET | Update | https://www.mdpi.com/1420-3049/21/9/1255 |
| article html file updated | 22 September 2019 01:15 CEST | Update | - |
| article html file updated | 5 May 2019 03:40 CEST | Update | - |
| article html file updated | 17 September 2018 07:03 CEST | Update | - |
| article html file updated | 29 September 2016 08:42 CEST | Update | - |
| article html file updated | 20 September 2016 12:24 CEST | Original file | - |
| article xml uploaded. | 20 September 2016 12:23 CEST | Original file | https://www.mdpi.com/1420-3049/21/9/1255/xml |
| article pdf uploaded. | 20 September 2016 12:23 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1255/pdf |
