| article html file updated | 15 February 2020 03:10 CET | Update | https://www.mdpi.com/2071-1050/12/2/637 |
| article html file updated | 18 January 2020 05:04 CET | Original file | - |
| article pdf uploaded. | 18 January 2020 05:02 CET | Updated version of record | https://www.mdpi.com/2071-1050/12/2/637/pdf |
| article xml uploaded. | 18 January 2020 05:02 CET | Update | https://www.mdpi.com/2071-1050/12/2/637/xml |
| article xml file uploaded | 18 January 2020 05:02 CET | Update | - |
| article pdf uploaded. | 15 January 2020 15:09 CET | Version of Record | https://www.mdpi.com/2071-1050/12/2/637/pdf-vor |
| article xml file uploaded | 15 January 2020 15:09 CET | Original file | - |
