| article html file updated | 7 February 2020 05:32 CET | Update | https://www.mdpi.com/2072-6643/8/3/148 |
| article html file updated | 21 September 2019 12:38 CEST | Update | - |
| article html file updated | 5 May 2019 22:14 CEST | Update | - |
| article html file updated | 26 March 2019 22:45 CET | Update | - |
| article html file updated | 28 March 2016 11:19 CEST | Original file | - |
| article pdf uploaded. | 7 March 2016 13:25 CET | Version of Record | https://www.mdpi.com/2072-6643/8/3/148/pdf |
| article xml uploaded. | 7 March 2016 13:25 CET | Original file | https://www.mdpi.com/2072-6643/8/3/148/xml |
