| article html file updated | 10 February 2020 16:50 CET | Update | https://www.mdpi.com/2075-4434/6/4/111 |
| article html file updated | 28 April 2019 18:07 CEST | Update | - |
| article html file updated | 14 April 2019 13:18 CEST | Update | - |
| article html file updated | 1 April 2019 08:52 CEST | Update | - |
| article html file updated | 25 December 2018 03:52 CET | Update | - |
| article pdf uploaded. | 26 October 2018 05:33 CEST | Updated version of record | https://www.mdpi.com/2075-4434/6/4/111/pdf |
| article pdf uploaded. | 19 October 2018 12:06 CEST | Version of Record | https://www.mdpi.com/2075-4434/6/4/111/pdf-vor |
| article xml uploaded. | 19 October 2018 12:06 CEST | Update | https://www.mdpi.com/2075-4434/6/4/111/xml |
| article xml file uploaded | 19 October 2018 12:06 CEST | Original file | - |
| article html file updated | 19 October 2018 12:06 CEST | Original file | - |
