| article html file updated | 8 February 2020 07:02 CET | Update | https://www.mdpi.com/1660-4601/14/6/581 |
| article html file updated | 25 September 2019 02:00 CEST | Update | - |
| article html file updated | 3 May 2019 19:49 CEST | Update | - |
| article html file updated | 28 June 2017 13:09 CEST | Update | - |
| article html file updated | 31 May 2017 13:24 CEST | Update | - |
| article xml uploaded. | 31 May 2017 13:22 CEST | Update | https://www.mdpi.com/1660-4601/14/6/581/xml |
| article pdf uploaded. | 31 May 2017 13:22 CEST | Updated version of record | https://www.mdpi.com/1660-4601/14/6/581/pdf |
| article html file updated | 30 May 2017 12:40 CEST | Original file | - |
| article pdf uploaded. | 30 May 2017 12:39 CEST | Version of Record | https://www.mdpi.com/1660-4601/14/6/581/pdf-vor |
