| article html file updated | 8 February 2020 08:32 CET | Update | https://www.mdpi.com/1660-4601/14/6/646 |
| article html file updated | 25 September 2019 09:43 CEST | Update | - |
| article html file updated | 3 May 2019 16:59 CEST | Update | - |
| article html file updated | 28 June 2017 13:15 CEST | Update | - |
| article html file updated | 16 June 2017 15:31 CEST | Original file | - |
| article xml uploaded. | 16 June 2017 15:30 CEST | Update | https://www.mdpi.com/1660-4601/14/6/646/xml |
| article pdf uploaded. | 16 June 2017 15:30 CEST | Version of Record | https://www.mdpi.com/1660-4601/14/6/646/pdf |
