| article html file updated | 8 February 2020 02:38 CET | Update | https://www.mdpi.com/1996-1944/10/4/374 |
| article html file updated | 24 September 2019 02:28 CEST | Update | - |
| article html file updated | 4 May 2019 04:11 CEST | Update | - |
| article html file updated | 28 April 2017 09:12 CEST | Update | - |
| article html file updated | 4 April 2017 14:11 CEST | Original file | - |
| article xml uploaded. | 4 April 2017 14:10 CEST | Original file | https://www.mdpi.com/1996-1944/10/4/374/xml |
| article pdf uploaded. | 4 April 2017 14:10 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/4/374/pdf |
| article pdf uploaded. | 31 March 2017 12:24 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/4/374/pdf-vor |
