| article html file updated | 8 February 2020 14:16 CET | Update | https://www.mdpi.com/1996-1073/10/9/1254 |
| article html file updated | 26 September 2019 17:01 CEST | Update | - |
| article html file updated | 3 May 2019 05:33 CEST | Update | - |
| article html file updated | 30 September 2017 07:53 CEST | Update | - |
| article html file updated | 23 August 2017 14:19 CEST | Original file | - |
| article xml uploaded. | 23 August 2017 14:18 CEST | Original file | https://www.mdpi.com/1996-1073/10/9/1254/xml |
| article pdf uploaded. | 23 August 2017 14:18 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/9/1254/pdf |
