| article html file updated | 14 February 2020 07:48 CET | Update | https://www.mdpi.com/2076-2607/7/11/539 |
| article html file updated | 28 November 2019 16:01 CET | Update | - |
| article html file updated | 8 November 2019 07:25 CET | Original file | - |
| article pdf uploaded. | 8 November 2019 07:23 CET | Version of Record | https://www.mdpi.com/2076-2607/7/11/539/pdf |
| article xml uploaded. | 8 November 2019 07:23 CET | Update | https://www.mdpi.com/2076-2607/7/11/539/xml |
| article xml file uploaded | 8 November 2019 07:23 CET | Original file | - |
