| article html file updated | 8 February 2020 15:24 CET | Update | https://www.mdpi.com/1996-1073/10/9/1338 |
| article html file updated | 26 September 2019 23:14 CEST | Update | - |
| article html file updated | 3 May 2019 03:26 CEST | Update | - |
| article html file updated | 30 September 2017 08:16 CEST | Update | - |
| article html file updated | 5 September 2017 15:25 CEST | Original file | - |
| article xml uploaded. | 5 September 2017 15:24 CEST | Update | https://www.mdpi.com/1996-1073/10/9/1338/xml |
| article xml uploaded. | 5 September 2017 15:24 CEST | Original file | - |
| article pdf uploaded. | 5 September 2017 15:24 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1338/pdf |
