| article html file updated | 12 February 2020 03:11 CET | Update | https://www.mdpi.com/2073-4344/9/4/337 |
| article html file updated | 17 October 2019 19:16 CEST | Update | - |
| article html file updated | 8 May 2019 16:52 CEST | Update | - |
| article html file updated | 25 April 2019 16:31 CEST | Update | - |
| article html file updated | 22 April 2019 12:41 CEST | Original file | - |
| article pdf uploaded. | 22 April 2019 12:40 CEST | Updated version of record | https://www.mdpi.com/2073-4344/9/4/337/pdf |
| article xml uploaded. | 22 April 2019 12:40 CEST | Update | https://www.mdpi.com/2073-4344/9/4/337/xml |
| article xml file uploaded | 22 April 2019 12:40 CEST | Update | - |
| article pdf uploaded. | 4 April 2019 16:05 CEST | Version of Record | https://www.mdpi.com/2073-4344/9/4/337/pdf-vor |
| article xml file uploaded | 4 April 2019 16:05 CEST | Original file | - |
