| article html file updated | 8 February 2020 15:44 CET | Update | https://www.mdpi.com/1996-1073/10/9/1356 |
| article html file updated | 27 September 2019 01:01 CEST | Update | - |
| article html file updated | 3 May 2019 02:48 CEST | Update | - |
| article html file updated | 30 September 2017 08:13 CEST | Update | - |
| article html file updated | 8 September 2017 15:41 CEST | Original file | - |
| article xml uploaded. | 8 September 2017 15:39 CEST | Original file | https://www.mdpi.com/1996-1073/10/9/1356/xml |
| article pdf uploaded. | 8 September 2017 15:39 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1356/pdf |
