| article html file updated | 8 February 2020 16:21 CET | Update | https://www.mdpi.com/1996-1073/10/9/1418 |
| article html file updated | 27 September 2019 04:24 CEST | Update | - |
| article html file updated | 3 May 2019 01:41 CEST | Update | - |
| article html file updated | 30 September 2017 08:00 CEST | Update | - |
| article html file updated | 18 September 2017 04:32 CEST | Original file | - |
| article xml uploaded. | 18 September 2017 04:31 CEST | Original file | https://www.mdpi.com/1996-1073/10/9/1418/xml |
| article pdf uploaded. | 18 September 2017 04:31 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/9/1418/pdf |
| article pdf uploaded. | 15 September 2017 14:11 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1418/pdf-vor |
