| article html file updated | 7 February 2020 00:10 CET | Update | https://www.mdpi.com/1660-3397/13/10/6521 |
| article html file updated | 6 May 2019 08:32 CEST | Update | N/A |
| article html file updated | 26 March 2019 13:17 CET | Update | N/A |
| article html file updated | 30 October 2015 10:52 CET | Original file | N/A |
| article xml file uploaded | 30 October 2015 10:52 CET | Original file | https://www.mdpi.com/1660-3397/13/10/6521/xml |
| article pdf uploaded. | 23 October 2015 15:05 CEST | Version of Record | https://www.mdpi.com/1660-3397/13/10/6521/pdf |
