| article html file updated | 8 February 2020 08:03 CET | Update | https://www.mdpi.com/2072-6643/9/6/596 |
| article html file updated | 25 September 2019 07:12 CEST | Update | - |
| article html file updated | 3 May 2019 17:53 CEST | Update | - |
| article html file updated | 29 June 2017 11:45 CEST | Update | - |
| article html file updated | 13 June 2017 09:39 CEST | Original file | - |
| article xml uploaded. | 13 June 2017 09:38 CEST | Update | https://www.mdpi.com/2072-6643/9/6/596/xml |
| article pdf uploaded. | 13 June 2017 09:38 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/6/596/pdf |
| article pdf uploaded. | 12 June 2017 10:48 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/6/596/pdf-vor |
