| article html file updated | 7 February 2020 13:23 CET | Update | https://www.mdpi.com/1996-1944/9/8/696 |
| article html file updated | 5 May 2019 07:00 CEST | Update | N/A |
| article html file updated | 27 March 2019 13:46 CET | Update | N/A |
| article html file updated | 26 August 2016 07:11 CEST | Update | N/A |
| article html file updated | 16 August 2016 12:02 CEST | Original file | N/A |
| article xml uploaded. | 16 August 2016 12:01 CEST | Original file | https://www.mdpi.com/1996-1944/9/8/696/xml |
| article pdf uploaded. | 16 August 2016 12:01 CEST | Version of Record | https://www.mdpi.com/1996-1944/9/8/696/pdf |
