| article html file updated | 7 February 2020 19:26 CET | Update | https://www.mdpi.com/1420-3049/21/12/1704 |
| article html file updated | 22 September 2019 10:31 CEST | Update | - |
| article html file updated | 4 May 2019 19:36 CEST | Update | - |
| article html file updated | 17 September 2018 13:23 CEST | Update | - |
| article html file updated | 27 December 2016 12:09 CET | Update | - |
| article html file updated | 10 December 2016 11:42 CET | Original file | - |
| article xml uploaded. | 10 December 2016 11:41 CET | Original file | https://www.mdpi.com/1420-3049/21/12/1704/xml |
| article pdf uploaded. | 10 December 2016 11:41 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1704/pdf |
