| article html file updated | 8 February 2020 20:00 CET | Update | https://www.mdpi.com/2071-1050/9/11/1996 |
| article html file updated | 28 September 2019 03:44 CEST | Update | - |
| article html file updated | 2 May 2019 17:42 CEST | Update | - |
| article html file updated | 30 November 2017 12:25 CET | Update | - |
| article html file updated | 3 November 2017 06:28 CET | Update | - |
| article xml uploaded. | 3 November 2017 04:40 CET | Update | https://www.mdpi.com/2071-1050/9/11/1996/xml |
| article xml uploaded. | 3 November 2017 04:40 CET | Update | - |
| article pdf uploaded. | 3 November 2017 04:40 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/11/1996/pdf |
| article pdf uploaded. | 2 November 2017 08:32 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/11/1996/pdf-vor |
| article html file updated | 1 November 2017 09:08 CET | Original file | - |
| article xml uploaded. | 1 November 2017 09:07 CET | Update | - |
| article xml uploaded. | 1 November 2017 09:07 CET | Original file | - |
| article pdf uploaded. | 1 November 2017 09:07 CET | Version of Record | https://www.mdpi.com/2071-1050/9/11/1996/pdf-vor |
