| article html file updated | 8 February 2020 09:42 CET | Update | https://www.mdpi.com/1996-1944/10/7/731 |
| article html file updated | 25 September 2019 16:00 CEST | Update | - |
| article html file updated | 3 May 2019 14:47 CEST | Update | - |
| article html file updated | 1 August 2017 09:49 CEST | Update | - |
| article html file updated | 30 June 2017 16:22 CEST | Original file | - |
| article xml uploaded. | 30 June 2017 16:20 CEST | Original file | https://www.mdpi.com/1996-1944/10/7/731/xml |
| article pdf uploaded. | 30 June 2017 16:20 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/7/731/pdf |
| article pdf uploaded. | 30 June 2017 12:06 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/7/731/pdf-vor |
