| article html file updated | 8 February 2020 06:04 CET | Update | https://www.mdpi.com/1996-1944/10/5/542 |
| article html file updated | 24 September 2019 20:59 CEST | Update | - |
| article html file updated | 3 May 2019 21:39 CEST | Update | - |
| article html file updated | 31 May 2017 07:17 CEST | Update | - |
| article html file updated | 22 May 2017 04:21 CEST | Update | - |
| article html file updated | 17 May 2017 13:36 CEST | Original file | - |
| article xml uploaded. | 17 May 2017 13:35 CEST | Original file | https://www.mdpi.com/1996-1944/10/5/542/xml |
| article pdf uploaded. | 17 May 2017 13:35 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/5/542/pdf |
