| article html file updated | 14 February 2020 07:13 CET | Update | https://www.mdpi.com/2504-3110/3/4/49 |
| article html file updated | 31 December 2019 15:14 CET | Update | N/A |
| article html file updated | 6 November 2019 12:48 CET | Original file | N/A |
| article pdf uploaded. | 6 November 2019 12:46 CET | Version of Record | https://www.mdpi.com/2504-3110/3/4/49/pdf |
| article xml uploaded. | 6 November 2019 12:46 CET | Update | https://www.mdpi.com/2504-3110/3/4/49/xml |
| article xml file uploaded | 6 November 2019 12:46 CET | Original file | N/A |
