| article html file updated | 8 February 2020 05:31 CET | Update | https://www.mdpi.com/1660-4601/14/5/509 |
| article html file updated | 24 September 2019 18:07 CEST | Update | - |
| article html file updated | 3 May 2019 22:41 CEST | Update | - |
| article html file updated | 1 June 2017 05:54 CEST | Update | - |
| article html file updated | 23 May 2017 03:59 CEST | Update | - |
| article html file updated | 10 May 2017 13:13 CEST | Original file | - |
| article xml uploaded. | 10 May 2017 13:12 CEST | Original file | https://www.mdpi.com/1660-4601/14/5/509/xml |
| article pdf uploaded. | 10 May 2017 13:12 CEST | Version of Record | https://www.mdpi.com/1660-4601/14/5/509/pdf |
