| article html file updated | 11 February 2020 13:18 CET | Update | https://www.mdpi.com/2073-4344/9/2/135 |
| article html file updated | 14 October 2019 09:01 CEST | Update | - |
| article html file updated | 26 April 2019 22:00 CEST | Update | - |
| article html file updated | 12 April 2019 17:50 CEST | Update | - |
| article html file updated | 3 April 2019 14:05 CEST | Update | - |
| article html file updated | 1 March 2019 12:49 CET | Update | - |
| article html file updated | 28 February 2019 11:42 CET | Update | - |
| article html file updated | 12 February 2019 11:16 CET | Original file | - |
| article pdf uploaded. | 12 February 2019 11:14 CET | Updated version of record | https://www.mdpi.com/2073-4344/9/2/135/pdf |
| article xml uploaded. | 12 February 2019 11:14 CET | Update | https://www.mdpi.com/2073-4344/9/2/135/xml |
| article xml file uploaded | 12 February 2019 11:14 CET | Update | - |
| article pdf uploaded. | 1 February 2019 14:44 CET | Version of Record | https://www.mdpi.com/2073-4344/9/2/135/pdf-vor |
| article xml file uploaded | 1 February 2019 14:44 CET | Original file | - |