| article html file updated | 8 February 2020 15:11 CET | Update | https://www.mdpi.com/1996-1073/10/9/1326 |
| article html file updated | 26 September 2019 22:07 CEST | Update | - |
| article html file updated | 3 May 2019 03:49 CEST | Update | - |
| article html file updated | 30 September 2017 08:18 CEST | Update | - |
| article html file updated | 4 September 2017 05:13 CEST | Original file | - |
| article xml uploaded. | 4 September 2017 05:12 CEST | Original file | https://www.mdpi.com/1996-1073/10/9/1326/xml |
| article pdf uploaded. | 4 September 2017 05:12 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/9/1326/pdf |
| article pdf uploaded. | 2 September 2017 11:11 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1326/pdf-vor |
