| article html file updated | 12 February 2020 03:24 CET | Update | https://www.mdpi.com/2075-4701/9/4/414 |
| article html file updated | 17 October 2019 20:23 CEST | Update | - |
| article html file updated | 25 April 2019 16:07 CEST | Update | - |
| article html file updated | 23 April 2019 09:28 CEST | Original file | - |
| article pdf uploaded. | 23 April 2019 09:27 CEST | Updated version of record | https://www.mdpi.com/2075-4701/9/4/414/pdf |
| article xml uploaded. | 23 April 2019 09:27 CEST | Update | https://www.mdpi.com/2075-4701/9/4/414/xml |
| article xml file uploaded | 23 April 2019 09:27 CEST | Update | - |
| article pdf uploaded. | 5 April 2019 16:54 CEST | Version of Record | https://www.mdpi.com/2075-4701/9/4/414/pdf-vor |
| article xml file uploaded | 5 April 2019 16:54 CEST | Original file | - |
