| article html file updated | 14 August 2026 18:35 CEST | Update | https://www.mdpi.com/2071-1050/9/11/1951 |
| article html file updated | 8 February 2020 19:30 CET | Update | N/A |
| article html file updated | 28 September 2019 00:39 CEST | Update | N/A |
| article html file updated | 2 May 2019 18:51 CEST | Update | N/A |
| article html file updated | 30 November 2017 12:10 CET | Update | N/A |
| article html file updated | 28 October 2017 06:23 CEST | Original file | N/A |
| article xml uploaded. | 28 October 2017 06:22 CEST | Original file | https://www.mdpi.com/2071-1050/9/11/1951/xml |
| article pdf uploaded. | 28 October 2017 06:22 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/11/1951/pdf |
| article pdf uploaded. | 26 October 2017 11:14 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/11/1951/pdf-vor |
