| article html file updated | 7 February 2020 19:27 CET | Update | https://www.mdpi.com/1420-3049/21/12/1707 |
| article html file updated | 22 September 2019 10:34 CEST | Update | - |
| article html file updated | 4 May 2019 19:35 CEST | Update | - |
| article html file updated | 17 September 2018 13:24 CEST | Update | - |
| article html file updated | 27 December 2016 12:09 CET | Update | - |
| article html file updated | 11 December 2016 05:08 CET | Original file | - |
| article xml uploaded. | 11 December 2016 05:06 CET | Update | https://www.mdpi.com/1420-3049/21/12/1707/xml |
| article xml uploaded. | 11 December 2016 05:06 CET | Original file | - |
| article pdf uploaded. | 11 December 2016 05:06 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1707/pdf |
