| article html file updated | 11 February 2020 11:45 CET | Update | https://www.mdpi.com/2227-7102/9/1/25 |
| article html file updated | 13 October 2019 23:55 CEST | Update | - |
| article html file updated | 27 April 2019 01:00 CEST | Update | - |
| article html file updated | 12 April 2019 20:57 CEST | Update | - |
| article html file updated | 10 April 2019 21:13 CEST | Update | - |
| article html file updated | 3 April 2019 10:07 CEST | Update | - |
| article html file updated | 27 January 2019 02:53 CET | Original file | - |
| article pdf uploaded. | 26 January 2019 12:10 CET | Version of Record | https://www.mdpi.com/2227-7102/9/1/25/pdf |
| article xml uploaded. | 26 January 2019 12:10 CET | Update | https://www.mdpi.com/2227-7102/9/1/25/xml |
| article xml file uploaded | 26 January 2019 12:10 CET | Original file | - |
