| article html file updated | 10 February 2020 20:26 CET | Update | https://www.mdpi.com/2305-7084/2/4/54 |
| article html file updated | 10 October 2019 05:20 CEST | Update | - |
| article html file updated | 28 April 2019 10:25 CEST | Update | - |
| article html file updated | 14 April 2019 05:52 CEST | Update | - |
| article html file updated | 1 April 2019 18:41 CEST | Update | - |
| article html file updated | 9 November 2018 07:17 CET | Original file | - |
| article pdf uploaded. | 9 November 2018 07:15 CET | Version of Record | https://www.mdpi.com/2305-7084/2/4/54/pdf |
| article xml uploaded. | 9 November 2018 07:15 CET | Update | https://www.mdpi.com/2305-7084/2/4/54/xml |
| article xml file uploaded | 9 November 2018 07:15 CET | Original file | - |
