| article html file updated | 11 February 2020 14:47 CET | Update | https://www.mdpi.com/2073-4395/9/2/73 |
| article html file updated | 14 October 2019 17:18 CEST | Update | - |
| article html file updated | 26 April 2019 19:10 CEST | Update | - |
| article html file updated | 12 April 2019 15:06 CEST | Update | - |
| article html file updated | 3 April 2019 17:34 CEST | Update | - |
| article html file updated | 4 March 2019 06:45 CET | Update | - |
| article html file updated | 28 February 2019 18:45 CET | Update | - |
| article html file updated | 23 February 2019 02:41 CET | Original file | - |
| article pdf uploaded. | 22 February 2019 08:37 CET | Updated version of record | https://www.mdpi.com/2073-4395/9/2/73/pdf |
| article xml uploaded. | 22 February 2019 08:37 CET | Update | https://www.mdpi.com/2073-4395/9/2/73/xml |
| article xml file uploaded | 22 February 2019 08:37 CET | Update | - |
| article pdf uploaded. | 9 February 2019 17:58 CET | Version of Record | https://www.mdpi.com/2073-4395/9/2/73/pdf-vor |
| article xml file uploaded | 9 February 2019 17:58 CET | Original file | - |
