| article html file updated | 11 February 2020 13:23 CET | Update | https://www.mdpi.com/2073-4344/9/2/141 |
| article html file updated | 14 October 2019 09:30 CEST | Update | - |
| article html file updated | 26 April 2019 21:51 CEST | Update | - |
| article html file updated | 12 April 2019 17:40 CEST | Update | - |
| article html file updated | 3 April 2019 14:18 CEST | Update | - |
| article html file updated | 1 March 2019 12:51 CET | Update | - |
| article html file updated | 28 February 2019 12:07 CET | Update | - |
| article html file updated | 2 February 2019 04:41 CET | Original file | - |
| article pdf uploaded. | 2 February 2019 04:39 CET | Version of Record | https://www.mdpi.com/2073-4344/9/2/141/pdf |
| article xml uploaded. | 2 February 2019 04:39 CET | Update | https://www.mdpi.com/2073-4344/9/2/141/xml |
| article xml file uploaded | 2 February 2019 04:39 CET | Original file | - |
