| article html file updated | 8 February 2020 15:13 CET | Update | https://www.mdpi.com/1996-1073/10/9/1328 |
| article html file updated | 26 September 2019 22:18 CEST | Update | - |
| article html file updated | 3 May 2019 03:46 CEST | Update | - |
| article html file updated | 30 September 2017 08:18 CEST | Update | - |
| article html file updated | 3 September 2017 12:46 CEST | Original file | - |
| article xml uploaded. | 3 September 2017 12:45 CEST | Original file | https://www.mdpi.com/1996-1073/10/9/1328/xml |
| article pdf uploaded. | 3 September 2017 12:45 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1328/pdf |
