| article html file updated | 8 February 2020 03:04 CET | Update | https://www.mdpi.com/1996-1944/10/4/392 |
| article html file updated | 24 September 2019 04:58 CEST | Update | - |
| article html file updated | 4 May 2019 03:13 CEST | Update | - |
| article html file updated | 28 April 2017 09:17 CEST | Update | - |
| article html file updated | 10 April 2017 06:24 CEST | Original file | - |
| article xml uploaded. | 10 April 2017 06:23 CEST | Original file | https://www.mdpi.com/1996-1944/10/4/392/xml |
| article pdf uploaded. | 10 April 2017 06:23 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/4/392/pdf |
| article pdf uploaded. | 7 April 2017 11:57 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/4/392/pdf-vor |
