| article html file updated | 7 February 2020 14:47 CET | Update | https://www.mdpi.com/1420-3049/21/9/1213 |
| article html file updated | 22 September 2019 00:46 CEST | Update | - |
| article html file updated | 5 May 2019 04:27 CEST | Update | - |
| article html file updated | 17 September 2018 06:48 CEST | Update | - |
| article html file updated | 29 September 2016 08:38 CEST | Update | - |
| article html file updated | 10 September 2016 09:08 CEST | Original file | - |
| article xml uploaded. | 10 September 2016 09:06 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1213/xml |
| article xml uploaded. | 10 September 2016 09:06 CEST | Update | - |
| article xml uploaded. | 10 September 2016 09:06 CEST | Update | - |
| article xml uploaded. | 10 September 2016 09:06 CEST | Original file | - |
| article pdf uploaded. | 10 September 2016 09:06 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1213/pdf |
