| article html file updated | 8 February 2020 08:24 CET | Update | https://www.mdpi.com/1996-1944/10/6/656 |
| article html file updated | 25 September 2019 09:02 CEST | Update | - |
| article html file updated | 3 May 2019 17:16 CEST | Update | - |
| article html file updated | 27 June 2017 11:00 CEST | Update | - |
| article html file updated | 16 June 2017 07:54 CEST | Original file | - |
| article xml uploaded. | 16 June 2017 07:53 CEST | Original file | https://www.mdpi.com/1996-1944/10/6/656/xml |
| article pdf uploaded. | 16 June 2017 07:53 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/6/656/pdf |
| article pdf uploaded. | 15 June 2017 13:42 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/6/656/pdf-vor |
