| article html file updated | 8 February 2020 03:42 CET | Update | https://www.mdpi.com/1660-4601/14/4/426 |
| article html file updated | 24 September 2019 08:27 CEST | Update | - |
| article html file updated | 4 May 2019 02:00 CEST | Update | - |
| article html file updated | 28 April 2017 08:10 CEST | Update | - |
| article html file updated | 26 April 2017 05:27 CEST | Update | - |
| article xml uploaded. | 26 April 2017 05:26 CEST | Update | https://www.mdpi.com/1660-4601/14/4/426/xml |
| article pdf uploaded. | 26 April 2017 05:26 CEST | Updated version of record | https://www.mdpi.com/1660-4601/14/4/426/pdf |
| article html file updated | 16 April 2017 11:50 CEST | Original file | - |
| article pdf uploaded. | 16 April 2017 11:49 CEST | Version of Record | https://www.mdpi.com/1660-4601/14/4/426/pdf-vor |
