| article html file updated | 8 February 2020 08:43 CET | Update | https://www.mdpi.com/1660-4601/14/6/659 |
| article html file updated | 25 September 2019 10:39 CEST | Update | - |
| article html file updated | 3 May 2019 16:39 CEST | Update | - |
| article html file updated | 28 June 2017 13:04 CEST | Update | - |
| article html file updated | 20 June 2017 11:25 CEST | Original file | - |
| article xml uploaded. | 20 June 2017 11:24 CEST | Original file | https://www.mdpi.com/1660-4601/14/6/659/xml |
| article pdf uploaded. | 20 June 2017 11:24 CEST | Updated version of record | https://www.mdpi.com/1660-4601/14/6/659/pdf |
| article pdf uploaded. | 19 June 2017 14:28 CEST | Version of Record | https://www.mdpi.com/1660-4601/14/6/659/pdf-vor |
