| article html file updated | 8 February 2020 12:11 CET | Update | https://www.mdpi.com/2071-1050/9/8/1304 |
| article html file updated | 26 September 2019 05:13 CEST | Update | - |
| article html file updated | 3 May 2019 09:42 CEST | Update | - |
| article html file updated | 27 March 2019 18:02 CET | Update | - |
| article html file updated | 1 September 2017 06:07 CEST | Update | - |
| article html file updated | 28 July 2017 03:28 CEST | Original file | - |
| article xml uploaded. | 28 July 2017 03:27 CEST | Original file | https://www.mdpi.com/2071-1050/9/8/1304/xml |
| article pdf uploaded. | 28 July 2017 03:27 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/8/1304/pdf |
