| article html file updated | 8 February 2020 09:29 CET | Update | https://www.mdpi.com/1996-1944/10/7/720 |
| article html file updated | 25 September 2019 14:48 CEST | Update | - |
| article html file updated | 3 May 2019 15:11 CEST | Update | - |
| article html file updated | 1 August 2017 09:46 CEST | Update | - |
| article html file updated | 30 June 2017 10:03 CEST | Original file | - |
| article xml uploaded. | 30 June 2017 09:39 CEST | Update | https://www.mdpi.com/1996-1944/10/7/720/xml |
| article pdf uploaded. | 30 June 2017 09:39 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/7/720/pdf |
| article pdf uploaded. | 28 June 2017 12:17 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/7/720/pdf-vor |
