| article html file updated | 7 February 2020 15:12 CET | Update | https://www.mdpi.com/2072-6643/8/9/573 |
| article html file updated | 5 May 2019 03:44 CEST | Update | - |
| article html file updated | 27 September 2016 11:46 CEST | Update | - |
| article html file updated | 20 September 2016 09:40 CEST | Original file | - |
| article xml uploaded. | 20 September 2016 09:37 CEST | Update | https://www.mdpi.com/2072-6643/8/9/573/xml |
| article xml uploaded. | 20 September 2016 09:37 CEST | Update | - |
| article xml uploaded. | 20 September 2016 09:37 CEST | Original file | - |
| article pdf uploaded. | 20 September 2016 09:37 CEST | Version of Record | https://www.mdpi.com/2072-6643/8/9/573/pdf |
