| article html file updated | 9 February 2020 07:13 CET | Update | https://www.mdpi.com/2073-4360/10/2/209 |
| article html file updated | 30 September 2019 22:48 CEST | Update | - |
| article html file updated | 1 May 2019 17:11 CEST | Update | - |
| article html file updated | 17 April 2019 16:34 CEST | Update | - |
| article html file updated | 29 March 2019 00:34 CET | Update | - |
| article html file updated | 14 March 2018 11:45 CET | Update | - |
| article html file updated | 24 February 2018 06:53 CET | Update | - |
| article xml uploaded. | 24 February 2018 06:52 CET | Update | https://www.mdpi.com/2073-4360/10/2/209/xml |
| article pdf uploaded. | 24 February 2018 06:52 CET | Updated version of record | https://www.mdpi.com/2073-4360/10/2/209/pdf |
| article html file updated | 22 February 2018 10:16 CET | Original file | - |
| article xml uploaded. | 22 February 2018 10:15 CET | Update | - |
| article xml uploaded. | 22 February 2018 10:14 CET | Update | - |
| article xml uploaded. | 22 February 2018 10:14 CET | Original file | - |
| article pdf uploaded. | 22 February 2018 10:14 CET | Version of Record | https://www.mdpi.com/2073-4360/10/2/209/pdf-vor |
