| article html file updated | 8 February 2020 13:41 CET | Update | https://www.mdpi.com/2071-1050/9/8/1449 |
| article html file updated | 26 September 2019 13:55 CEST | Update | - |
| article html file updated | 3 May 2019 06:40 CEST | Update | - |
| article html file updated | 27 March 2019 21:07 CET | Update | - |
| article html file updated | 1 September 2017 06:27 CEST | Update | - |
| article html file updated | 17 August 2017 12:52 CEST | Original file | - |
| article xml uploaded. | 17 August 2017 12:50 CEST | Update | https://www.mdpi.com/2071-1050/9/8/1449/xml |
| article xml uploaded. | 17 August 2017 12:50 CEST | Original file | - |
| article pdf uploaded. | 17 August 2017 12:50 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/8/1449/pdf |
| article pdf uploaded. | 16 August 2017 14:46 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/8/1449/pdf-vor |
