| article html file updated | 7 February 2020 09:20 CET | Update | https://www.mdpi.com/2072-4292/8/6/448 |
| article html file updated | 5 May 2019 14:36 CEST | Update | - |
| article html file updated | 27 March 2019 05:50 CET | Update | - |
| article html file updated | 1 July 2016 10:26 CEST | Update | - |
| article html file updated | 26 May 2016 13:28 CEST | Original file | - |
| article xml uploaded. | 26 May 2016 12:28 CEST | Original file | https://www.mdpi.com/2072-4292/8/6/448/xml |
| article pdf uploaded. | 26 May 2016 12:28 CEST | Version of Record | https://www.mdpi.com/2072-4292/8/6/448/pdf |
