| article html file updated | 7 March 2020 15:01 CET | Update | https://www.mdpi.com/1996-1073/13/4/973 |
| article html file updated | 7 March 2020 12:20 CET | Update | N/A |
| article html file updated | 29 February 2020 12:31 CET | Original file | N/A |
| article pdf uploaded. | 29 February 2020 12:29 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/4/973/pdf |
| article xml uploaded. | 29 February 2020 12:29 CET | Update | https://www.mdpi.com/1996-1073/13/4/973/xml |
| article xml file uploaded | 29 February 2020 12:29 CET | Update | N/A |
| article pdf uploaded. | 21 February 2020 14:42 CET | Version of Record | https://www.mdpi.com/1996-1073/13/4/973/pdf-vor |
| article xml file uploaded | 21 February 2020 14:42 CET | Original file | N/A |
