| article html file updated | 11 February 2020 10:06 CET | Update | https://www.mdpi.com/2412-3811/4/1/6 |
| article html file updated | 27 April 2019 04:13 CEST | Update | - |
| article html file updated | 13 April 2019 00:18 CEST | Update | - |
| article html file updated | 3 April 2019 06:09 CEST | Update | - |
| article html file updated | 29 January 2019 13:16 CET | Original file | - |
| article pdf uploaded. | 28 January 2019 13:01 CET | Updated version of record | https://www.mdpi.com/2412-3811/4/1/6/pdf |
| article xml uploaded. | 28 January 2019 13:01 CET | Update | https://www.mdpi.com/2412-3811/4/1/6/xml |
| article xml file uploaded | 28 January 2019 13:01 CET | Update | - |
| article pdf uploaded. | 18 January 2019 15:11 CET | Updated version of record | https://www.mdpi.com/2412-3811/4/1/6/pdf-vor |
| article pdf uploaded. | 18 January 2019 14:58 CET | Version of Record | https://www.mdpi.com/2412-3811/4/1/6/pdf-vor |
| article xml file uploaded | 18 January 2019 14:58 CET | Original file | - |
