| article html file updated | 7 February 2020 01:57 CET | Update | https://www.mdpi.com/1420-3049/20/12/19810 |
| article html file updated | 21 September 2019 07:29 CEST | Update | - |
| article html file updated | 6 May 2019 05:34 CEST | Update | - |
| article html file updated | 26 March 2019 16:01 CET | Update | - |
| article html file updated | 17 September 2018 08:41 CEST | Original file | - |
| article pdf uploaded. | 8 December 2015 13:03 CET | Version of Record | https://www.mdpi.com/1420-3049/20/12/19810/pdf |
| article xml uploaded. | 8 December 2015 13:03 CET | Original file | https://www.mdpi.com/1420-3049/20/12/19810/xml |
