| article html file updated | 12 February 2020 07:36 CET | Update | https://www.mdpi.com/2227-9717/7/4/238 |
| article html file updated | 18 October 2019 23:08 CEST | Update | - |
| article html file updated | 26 April 2019 06:02 CEST | Original file | - |
| article pdf uploaded. | 26 April 2019 06:01 CEST | Updated version of record | https://www.mdpi.com/2227-9717/7/4/238/pdf |
| article xml uploaded. | 26 April 2019 06:01 CEST | Update | https://www.mdpi.com/2227-9717/7/4/238/xml |
| article xml file uploaded | 26 April 2019 06:01 CEST | Update | - |
| article pdf uploaded. | 24 April 2019 16:54 CEST | Version of Record | https://www.mdpi.com/2227-9717/7/4/238/pdf-vor |
| article xml file uploaded | 24 April 2019 16:54 CEST | Original file | - |
