| article html file updated | 8 February 2020 13:46 CET | Update | https://www.mdpi.com/2073-4441/9/8/616 |
| article html file updated | 26 September 2019 14:24 CEST | Update | - |
| article html file updated | 3 May 2019 06:30 CEST | Update | - |
| article html file updated | 27 March 2019 21:18 CET | Update | - |
| article html file updated | 1 September 2017 08:20 CEST | Update | - |
| article html file updated | 21 August 2017 10:18 CEST | Original file | - |
| article xml uploaded. | 21 August 2017 10:17 CEST | Update | https://www.mdpi.com/2073-4441/9/8/616/xml |
| article xml uploaded. | 21 August 2017 10:17 CEST | Original file | - |
| article pdf uploaded. | 21 August 2017 10:17 CEST | Updated version of record | https://www.mdpi.com/2073-4441/9/8/616/pdf |
| article pdf uploaded. | 17 August 2017 15:34 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/8/616/pdf-vor |
