| article html file updated | 7 February 2020 19:10 CET | Update | https://www.mdpi.com/2072-4292/8/12/999 |
| article html file updated | 4 May 2019 20:11 CEST | Update | - |
| article html file updated | 28 December 2016 05:21 CET | Update | - |
| article html file updated | 6 December 2016 12:48 CET | Original file | - |
| article xml uploaded. | 6 December 2016 12:46 CET | Update | https://www.mdpi.com/2072-4292/8/12/999/xml |
| article xml uploaded. | 6 December 2016 12:46 CET | Original file | - |
| article pdf uploaded. | 6 December 2016 12:46 CET | Version of Record | https://www.mdpi.com/2072-4292/8/12/999/pdf |
