| article html file updated | 8 February 2020 10:37 CET | Update | https://www.mdpi.com/2078-1547/8/2/17 |
| article html file updated | 3 May 2019 13:06 CEST | Update | - |
| article html file updated | 15 July 2017 03:24 CEST | Update | - |
| article html file updated | 15 July 2017 03:24 CEST | Update | - |
| article html file updated | 15 July 2017 03:23 CEST | Update | - |
| article xml uploaded. | 15 July 2017 03:22 CEST | Update | https://www.mdpi.com/2078-1547/8/2/17/xml |
| article pdf uploaded. | 15 July 2017 03:22 CEST | Updated version of record | https://www.mdpi.com/2078-1547/8/2/17/pdf |
| article html file updated | 11 July 2017 08:37 CEST | Original file | - |
| article pdf uploaded. | 11 July 2017 08:36 CEST | Updated version of record | https://www.mdpi.com/2078-1547/8/2/17/pdf-vor |
| article pdf uploaded. | 10 July 2017 16:26 CEST | Version of Record | https://www.mdpi.com/2078-1547/8/2/17/pdf-vor |
