| article html file updated | 7 February 2020 02:25 CET | Update | https://www.mdpi.com/2072-4292/7/12/15880 |
| article html file updated | 6 May 2019 04:36 CEST | Update | - |
| article html file updated | 26 March 2019 16:47 CET | Original file | - |
| article pdf uploaded. | 18 December 2015 13:13 CET | Version of Record | https://www.mdpi.com/2072-4292/7/12/15880/pdf |
| article xml uploaded. | 18 December 2015 13:13 CET | Original file | https://www.mdpi.com/2072-4292/7/12/15880/xml |
