| article html file updated | 14 February 2020 14:34 CET | Update | https://www.mdpi.com/1996-1944/12/23/3972 |
| article html file updated | 10 December 2019 18:22 CET | Update | N/A |
| article html file updated | 30 November 2019 06:43 CET | Original file | N/A |
| article pdf uploaded. | 30 November 2019 06:42 CET | Version of Record | https://www.mdpi.com/1996-1944/12/23/3972/pdf |
| article xml uploaded. | 30 November 2019 06:42 CET | Update | https://www.mdpi.com/1996-1944/12/23/3972/xml |
| article xml file uploaded | 30 November 2019 06:42 CET | Original file | N/A |
