| article html file updated | 11 February 2020 12:37 CET | Update | https://www.mdpi.com/2076-0787/8/1/22 |
| article html file updated | 26 April 2019 23:19 CEST | Update | - |
| article html file updated | 12 April 2019 19:11 CEST | Update | - |
| article html file updated | 3 April 2019 12:23 CEST | Update | - |
| article html file updated | 31 January 2019 03:03 CET | Original file | - |
| article pdf uploaded. | 30 January 2019 13:01 CET | Version of Record | https://www.mdpi.com/2076-0787/8/1/22/pdf |
| article xml uploaded. | 30 January 2019 13:01 CET | Update | https://www.mdpi.com/2076-0787/8/1/22/xml |
| article xml file uploaded | 30 January 2019 13:01 CET | Original file | - |
