| article html file updated | 12 February 2020 07:31 CET | Update | https://www.mdpi.com/2227-9717/7/4/233 |
| article html file updated | 18 October 2019 22:26 CEST | Update | - |
| article html file updated | 25 April 2019 07:32 CEST | Update | - |
| article html file updated | 24 April 2019 14:03 CEST | Original file | - |
| article pdf uploaded. | 24 April 2019 14:02 CEST | Version of Record | https://www.mdpi.com/2227-9717/7/4/233/pdf |
| article xml uploaded. | 24 April 2019 14:02 CEST | Update | https://www.mdpi.com/2227-9717/7/4/233/xml |
| article xml file uploaded | 24 April 2019 14:01 CEST | Original file | - |
