| article html file updated | 7 February 2020 19:03 CET | Update | https://www.mdpi.com/1420-3049/21/12/1663 |
| article html file updated | 22 September 2019 08:40 CEST | Update | - |
| article html file updated | 4 May 2019 20:25 CEST | Update | - |
| article html file updated | 17 September 2018 13:00 CEST | Update | - |
| article html file updated | 27 December 2016 12:04 CET | Update | - |
| article html file updated | 3 December 2016 07:41 CET | Original file | - |
| article xml uploaded. | 3 December 2016 07:40 CET | Update | https://www.mdpi.com/1420-3049/21/12/1663/xml |
| article xml uploaded. | 3 December 2016 07:40 CET | Original file | - |
| article pdf uploaded. | 3 December 2016 07:40 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1663/pdf |
