| article html file updated | 8 February 2020 18:37 CET | Update | https://www.mdpi.com/1999-4915/9/10/299 |
| article html file updated | 27 September 2019 19:24 CEST | Update | - |
| article html file updated | 2 May 2019 20:55 CEST | Update | - |
| article html file updated | 6 November 2017 07:55 CET | Update | - |
| article html file updated | 16 October 2017 15:18 CEST | Original file | - |
| article xml uploaded. | 16 October 2017 15:17 CEST | Original file | https://www.mdpi.com/1999-4915/9/10/299/xml |
| article pdf uploaded. | 16 October 2017 15:17 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/10/299/pdf |
