| article html file updated | 7 February 2020 16:03 CET | Update | https://www.mdpi.com/1660-4601/13/10/993 |
| article html file updated | 5 May 2019 02:12 CEST | Update | - |
| article html file updated | 31 October 2016 07:02 CET | Update | - |
| article html file updated | 8 October 2016 13:44 CEST | Original file | - |
| article xml uploaded. | 8 October 2016 13:42 CEST | Update | https://www.mdpi.com/1660-4601/13/10/993/xml |
| article xml uploaded. | 8 October 2016 13:42 CEST | Original file | - |
| article pdf uploaded. | 8 October 2016 13:42 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/10/993/pdf |
