| article html file updated | 7 February 2020 10:40 CET | Update | https://www.mdpi.com/1996-1944/9/7/505 |
| article html file updated | 5 May 2019 12:00 CEST | Update | N/A |
| article html file updated | 27 March 2019 08:23 CET | Update | N/A |
| article html file updated | 29 July 2016 10:29 CEST | Update | N/A |
| article html file updated | 24 June 2016 04:12 CEST | Update | N/A |
| article xml uploaded. | 24 June 2016 04:10 CEST | Update | https://www.mdpi.com/1996-1944/9/7/505/xml |
| article pdf uploaded. | 24 June 2016 04:10 CEST | Updated version of record | https://www.mdpi.com/1996-1944/9/7/505/pdf |
| article html file updated | 23 June 2016 14:40 CEST | Original file | N/A |
| article pdf uploaded. | 23 June 2016 14:38 CEST | Version of Record | https://www.mdpi.com/1996-1944/9/7/505/pdf-vor |
