| article html file updated | 7 February 2020 21:53 CET | Update | https://www.mdpi.com/2072-4292/9/2/94 |
| article html file updated | 22 September 2019 23:41 CEST | Update | - |
| article html file updated | 4 May 2019 14:16 CEST | Update | - |
| article html file updated | 2 March 2017 08:35 CET | Update | - |
| article html file updated | 24 January 2017 11:23 CET | Original file | - |
| article xml uploaded. | 24 January 2017 11:22 CET | Original file | https://www.mdpi.com/2072-4292/9/2/94/xml |
| article pdf uploaded. | 24 January 2017 11:22 CET | Version of Record | https://www.mdpi.com/2072-4292/9/2/94/pdf |
