| article html file updated | 8 February 2020 21:28 CET | Update | https://www.mdpi.com/2071-1050/9/11/2124 |
| article html file updated | 2 May 2019 14:22 CEST | Update | N/A |
| article html file updated | 18 April 2019 12:02 CEST | Update | N/A |
| article html file updated | 30 November 2017 13:24 CET | Update | N/A |
| article html file updated | 18 November 2017 02:59 CET | Original file | N/A |
| article xml uploaded. | 18 November 2017 02:58 CET | Update | https://www.mdpi.com/2071-1050/9/11/2124/xml |
| article xml uploaded. | 18 November 2017 02:57 CET | Update | N/A |
| article xml uploaded. | 18 November 2017 02:57 CET | Original file | N/A |
| article pdf uploaded. | 18 November 2017 02:57 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/11/2124/pdf |
| article pdf uploaded. | 17 November 2017 11:02 CET | Version of Record | https://www.mdpi.com/2071-1050/9/11/2124/pdf-vor |
