| article html file updated | 7 February 2020 10:27 CET | Update | https://www.mdpi.com/1660-4601/13/6/611 |
| article html file updated | 21 September 2019 19:25 CEST | Update | - |
| article html file updated | 5 May 2019 12:24 CEST | Update | - |
| article html file updated | 27 March 2019 08:00 CET | Update | - |
| article html file updated | 28 June 2016 10:14 CEST | Update | - |
| article html file updated | 20 June 2016 14:07 CEST | Original file | - |
| article xml uploaded. | 20 June 2016 14:06 CEST | Original file | https://www.mdpi.com/1660-4601/13/6/611/xml |
| article pdf uploaded. | 20 June 2016 14:06 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/6/611/pdf |
