| article html file updated | 13 February 2020 13:52 CET | Update | https://www.mdpi.com/2079-9292/8/9/969 |
| article html file updated | 25 September 2019 19:14 CEST | Update | - |
| article html file updated | 4 September 2019 12:32 CEST | Original file | - |
| article pdf uploaded. | 4 September 2019 12:30 CEST | Updated version of record | https://www.mdpi.com/2079-9292/8/9/969/pdf |
| article xml uploaded. | 4 September 2019 12:30 CEST | Update | https://www.mdpi.com/2079-9292/8/9/969/xml |
| article xml file uploaded | 4 September 2019 12:30 CEST | Update | - |
| article pdf uploaded. | 30 August 2019 13:54 CEST | Version of Record | https://www.mdpi.com/2079-9292/8/9/969/pdf-vor |
| article xml file uploaded | 30 August 2019 13:54 CEST | Original file | - |
