| article html file updated | 9 February 2020 17:15 CET | Update | https://www.mdpi.com/1999-4915/10/5/251 |
| article html file updated | 3 October 2019 11:58 CEST | Update | - |
| article html file updated | 30 April 2019 20:35 CEST | Update | - |
| article html file updated | 16 April 2019 21:03 CEST | Update | - |
| article html file updated | 29 March 2019 23:57 CET | Update | - |
| article html file updated | 31 May 2018 12:41 CEST | Update | - |
| article html file updated | 11 May 2018 12:33 CEST | Original file | - |
| article xml uploaded. | 11 May 2018 12:32 CEST | Original file | https://www.mdpi.com/1999-4915/10/5/251/xml |
| article pdf uploaded. | 11 May 2018 12:32 CEST | Version of Record | https://www.mdpi.com/1999-4915/10/5/251/pdf |
