| article html file updated | 8 February 2020 16:12 CET | Update | https://www.mdpi.com/1996-1073/10/9/1407 |
| article html file updated | 27 September 2019 03:32 CEST | Update | - |
| article html file updated | 3 May 2019 01:58 CEST | Update | - |
| article html file updated | 30 September 2017 08:02 CEST | Update | - |
| article html file updated | 21 September 2017 10:17 CEST | Original file | - |
| article xml uploaded. | 21 September 2017 10:16 CEST | Update | https://www.mdpi.com/1996-1073/10/9/1407/xml |
| article xml uploaded. | 21 September 2017 10:16 CEST | Original file | - |
| article pdf uploaded. | 21 September 2017 10:16 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/9/1407/pdf |
| article pdf uploaded. | 14 September 2017 12:32 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1407/pdf-vor |
