| article html file updated | 8 February 2020 21:34 CET | Update | https://www.mdpi.com/1999-4915/9/11/350 |
| article html file updated | 28 September 2019 13:57 CEST | Update | - |
| article html file updated | 2 May 2019 14:08 CEST | Update | - |
| article html file updated | 18 April 2019 11:48 CEST | Update | - |
| article html file updated | 30 November 2017 14:08 CET | Update | - |
| article html file updated | 18 November 2017 10:10 CET | Original file | - |
| article xml uploaded. | 18 November 2017 10:09 CET | Update | https://www.mdpi.com/1999-4915/9/11/350/xml |
| article xml uploaded. | 18 November 2017 10:09 CET | Original file | - |
| article pdf uploaded. | 18 November 2017 10:09 CET | Version of Record | https://www.mdpi.com/1999-4915/9/11/350/pdf |