| article html file updated | 14 February 2020 11:23 CET | Update | https://www.mdpi.com/2079-6374/9/4/138 |
| article html file updated | 30 December 2019 10:55 CET | Update | - |
| article html file updated | 12 December 2019 09:09 CET | Original file | - |
| article pdf uploaded. | 12 December 2019 08:24 CET | Updated version of record | https://www.mdpi.com/2079-6374/9/4/138/pdf |
| article xml uploaded. | 12 December 2019 08:24 CET | Update | https://www.mdpi.com/2079-6374/9/4/138/xml |
| article xml file uploaded | 12 December 2019 08:24 CET | Update | - |
| article pdf uploaded. | 20 November 2019 12:23 CET | Version of Record | https://www.mdpi.com/2079-6374/9/4/138/pdf-vor |
| article xml file uploaded | 20 November 2019 12:23 CET | Original file | - |
