| article html file updated | 8 February 2020 18:13 CET | Update | https://www.mdpi.com/2071-1050/9/10/1838 |
| article html file updated | 27 September 2019 16:47 CEST | Update | N/A |
| article html file updated | 2 May 2019 21:50 CEST | Update | N/A |
| article html file updated | 3 November 2017 04:47 CET | Update | N/A |
| article html file updated | 16 October 2017 04:07 CEST | Original file | N/A |
| article xml uploaded. | 16 October 2017 04:06 CEST | Update | https://www.mdpi.com/2071-1050/9/10/1838/xml |
| article xml uploaded. | 16 October 2017 04:06 CEST | Original file | N/A |
| article pdf uploaded. | 16 October 2017 04:06 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/10/1838/pdf |
| article pdf uploaded. | 12 October 2017 10:26 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/10/1838/pdf-vor |
