| article html file updated | 8 February 2020 22:44 CET | Update | https://www.mdpi.com/1999-4915/9/12/366 |
| article html file updated | 28 September 2019 21:20 CEST | Update | - |
| article html file updated | 2 May 2019 11:32 CEST | Update | - |
| article html file updated | 18 April 2019 09:09 CEST | Update | - |
| article html file updated | 2 January 2018 17:51 CET | Update | - |
| article html file updated | 1 December 2017 10:00 CET | Original file | - |
| article xml uploaded. | 1 December 2017 09:59 CET | Original file | https://www.mdpi.com/1999-4915/9/12/366/xml |
| article pdf uploaded. | 1 December 2017 09:59 CET | Version of Record | https://www.mdpi.com/1999-4915/9/12/366/pdf |
