| article html file updated | 11 February 2020 11:20 CET | Update | https://www.mdpi.com/2411-9660/3/1/8 |
| article html file updated | 27 April 2019 01:53 CEST | Update | - |
| article html file updated | 12 April 2019 21:49 CEST | Update | - |
| article html file updated | 3 April 2019 08:59 CEST | Update | - |
| article html file updated | 24 January 2019 11:42 CET | Original file | - |
| article pdf uploaded. | 24 January 2019 11:40 CET | Version of Record | https://www.mdpi.com/2411-9660/3/1/8/pdf |
| article xml uploaded. | 24 January 2019 11:40 CET | Update | https://www.mdpi.com/2411-9660/3/1/8/xml |
| article xml file uploaded | 24 January 2019 11:40 CET | Original file | - |
