| article html file updated | 11 February 2020 14:18 CET | Update | https://www.mdpi.com/2413-8851/3/1/21 |
| article html file updated | 14 October 2019 14:31 CEST | Update | - |
| article html file updated | 26 April 2019 20:10 CEST | Update | - |
| article html file updated | 12 April 2019 16:01 CEST | Update | - |
| article html file updated | 3 April 2019 16:24 CEST | Update | - |
| article html file updated | 1 March 2019 03:57 CET | Original file | - |
| article xml uploaded. | 1 March 2019 03:55 CET | Update | https://www.mdpi.com/2413-8851/3/1/21/xml |
| article pdf uploaded. | 26 February 2019 04:15 CET | Updated version of record | https://www.mdpi.com/2413-8851/3/1/21/pdf |
| article xml uploaded. | 26 February 2019 04:15 CET | Update | - |
| article xml file uploaded | 26 February 2019 04:15 CET | Update | - |
| article pdf uploaded. | 6 February 2019 17:26 CET | Version of Record | https://www.mdpi.com/2413-8851/3/1/21/pdf-vor |
| article xml file uploaded | 6 February 2019 17:26 CET | Original file | - |
