| article html file updated | 7 March 2020 15:47 CET | Update | https://www.mdpi.com/1996-1073/13/4/989 |
| article html file updated | 7 March 2020 12:32 CET | Update | - |
| article html file updated | 22 February 2020 13:28 CET | Original file | - |
| article pdf uploaded. | 22 February 2020 13:27 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/4/989/pdf |
| article xml uploaded. | 22 February 2020 13:27 CET | Update | https://www.mdpi.com/1996-1073/13/4/989/xml |
| article xml file uploaded | 22 February 2020 13:27 CET | Update | - |
| article pdf uploaded. | 22 February 2020 12:30 CET | Version of Record | - |
| article xml file uploaded | 22 February 2020 12:30 CET | Original file | - |
