| article html file updated | 7 February 2020 10:33 CET | Update | https://www.mdpi.com/1660-4601/13/6/619 |
| article html file updated | 5 May 2019 12:12 CEST | Update | - |
| article html file updated | 27 March 2019 08:10 CET | Update | - |
| article html file updated | 28 June 2016 10:15 CEST | Update | - |
| article html file updated | 22 June 2016 15:32 CEST | Original file | - |
| article xml uploaded. | 22 June 2016 15:30 CEST | Original file | https://www.mdpi.com/1660-4601/13/6/619/xml |
| article pdf uploaded. | 22 June 2016 15:30 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/6/619/pdf |
