| article html file updated | 8 February 2020 23:18 CET | Update | https://www.mdpi.com/2071-1050/9/12/2260 |
| article html file updated | 29 September 2019 00:43 CEST | Update | N/A |
| article html file updated | 2 May 2019 10:17 CEST | Update | N/A |
| article html file updated | 18 April 2019 07:56 CEST | Update | N/A |
| article html file updated | 2 January 2018 18:23 CET | Update | N/A |
| article html file updated | 7 December 2017 08:41 CET | Update | N/A |
| article xml uploaded. | 7 December 2017 08:39 CET | Update | https://www.mdpi.com/2071-1050/9/12/2260/xml |
| article pdf uploaded. | 7 December 2017 08:39 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/12/2260/pdf |
| article html file updated | 6 December 2017 13:56 CET | Original file | N/A |
| article xml uploaded. | 6 December 2017 13:55 CET | Original file | N/A |
| article pdf uploaded. | 6 December 2017 13:55 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/12/2260/pdf-vor |
| article pdf uploaded. | 6 December 2017 10:39 CET | Version of Record | https://www.mdpi.com/2071-1050/9/12/2260/pdf-vor |