| article html file updated | 8 February 2020 15:42 CET | Update | https://www.mdpi.com/2072-666X/8/9/273 |
| article html file updated | 27 September 2019 00:49 CEST | Update | - |
| article html file updated | 3 May 2019 02:53 CEST | Update | - |
| article html file updated | 30 September 2017 09:36 CEST | Update | - |
| article html file updated | 8 September 2017 14:40 CEST | Original file | - |
| article xml uploaded. | 8 September 2017 14:39 CEST | Update | https://www.mdpi.com/2072-666X/8/9/273/xml |
| article xml uploaded. | 8 September 2017 14:39 CEST | Original file | - |
| article pdf uploaded. | 8 September 2017 14:39 CEST | Version of Record | https://www.mdpi.com/2072-666X/8/9/273/pdf |
