| article html file updated | 7 February 2020 15:15 CET | Update | https://www.mdpi.com/2072-6643/8/9/580 |
| article html file updated | 5 May 2019 03:36 CEST | Update | - |
| article html file updated | 27 September 2016 11:47 CEST | Update | - |
| article html file updated | 23 September 2016 09:36 CEST | Update | - |
| article xml uploaded. | 23 September 2016 09:35 CEST | Update | https://www.mdpi.com/2072-6643/8/9/580/xml |
| article xml uploaded. | 23 September 2016 09:35 CEST | Update | - |
| article pdf uploaded. | 23 September 2016 09:35 CEST | Updated version of record | https://www.mdpi.com/2072-6643/8/9/580/pdf |
| article html file updated | 21 September 2016 05:28 CEST | Original file | - |
| article xml uploaded. | 21 September 2016 05:26 CEST | Original file | - |
| article pdf uploaded. | 21 September 2016 05:26 CEST | Version of Record | https://www.mdpi.com/2072-6643/8/9/580/pdf-vor |