| article html file updated | 8 February 2020 10:45 CET | Update | https://www.mdpi.com/1999-4915/9/7/181 |
| article html file updated | 25 September 2019 21:23 CEST | Update | - |
| article html file updated | 3 May 2019 12:51 CEST | Update | - |
| article html file updated | 2 August 2017 06:23 CEST | Update | - |
| article html file updated | 24 July 2017 13:56 CEST | Update | - |
| article xml uploaded. | 24 July 2017 13:55 CEST | Update | https://www.mdpi.com/1999-4915/9/7/181/xml |
| article pdf uploaded. | 24 July 2017 13:47 CEST | Updated version of record | https://www.mdpi.com/1999-4915/9/7/181/pdf |
| article html file updated | 11 July 2017 15:55 CEST | Original file | - |
| article pdf uploaded. | 11 July 2017 15:53 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/7/181/pdf-vor |
