| article html file updated | 7 February 2020 14:29 CET | Update | https://www.mdpi.com/2072-6651/8/9/260 |
| article html file updated | 5 May 2019 05:00 CEST | Update | - |
| article html file updated | 27 September 2016 11:35 CEST | Update | - |
| article html file updated | 6 September 2016 08:58 CEST | Original file | - |
| article xml uploaded. | 6 September 2016 08:56 CEST | Update | https://www.mdpi.com/2072-6651/8/9/260/xml |
| article xml uploaded. | 6 September 2016 08:56 CEST | Update | - |
| article xml uploaded. | 6 September 2016 08:56 CEST | Update | - |
| article xml uploaded. | 6 September 2016 08:56 CEST | Original file | - |
| article pdf uploaded. | 6 September 2016 08:56 CEST | Version of Record | https://www.mdpi.com/2072-6651/8/9/260/pdf |
