| article html file updated | 8 February 2020 16:29 CET | Update | https://www.mdpi.com/2073-4425/8/9/233 |
| article html file updated | 27 September 2019 05:07 CEST | Update | - |
| article html file updated | 3 May 2019 01:26 CEST | Update | - |
| article html file updated | 30 September 2017 10:27 CEST | Update | - |
| article html file updated | 19 September 2017 12:54 CEST | Original file | - |
| article xml uploaded. | 19 September 2017 12:53 CEST | Original file | https://www.mdpi.com/2073-4425/8/9/233/xml |
| article pdf uploaded. | 19 September 2017 12:53 CEST | Updated version of record | https://www.mdpi.com/2073-4425/8/9/233/pdf |
| article pdf uploaded. | 18 September 2017 13:46 CEST | Version of Record | https://www.mdpi.com/2073-4425/8/9/233/pdf-vor |
