| article html file updated | 11 February 2020 06:59 CET | Update | https://www.mdpi.com/2073-4344/9/1/48 |
| article html file updated | 12 October 2019 22:41 CEST | Update | - |
| article html file updated | 27 April 2019 10:49 CEST | Update | - |
| article html file updated | 13 April 2019 06:47 CEST | Update | - |
| article html file updated | 2 April 2019 22:48 CEST | Update | - |
| article html file updated | 29 January 2019 05:47 CET | Update | - |
| article html file updated | 6 January 2019 11:18 CET | Original file | - |
| article pdf uploaded. | 6 January 2019 11:16 CET | Version of Record | https://www.mdpi.com/2073-4344/9/1/48/pdf |
| article xml uploaded. | 6 January 2019 11:16 CET | Update | https://www.mdpi.com/2073-4344/9/1/48/xml |
| article xml file uploaded | 6 January 2019 11:16 CET | Original file | - |
