| article html file updated | 7 February 2020 13:58 CET | Update | https://www.mdpi.com/2072-6651/8/9/250 |
| article html file updated | 5 May 2019 05:57 CEST | Update | N/A |
| article html file updated | 27 March 2019 14:57 CET | Update | N/A |
| article html file updated | 27 September 2016 11:32 CEST | Update | N/A |
| article html file updated | 26 August 2016 12:19 CEST | Original file | N/A |
| article xml uploaded. | 26 August 2016 12:18 CEST | Original file | https://www.mdpi.com/2072-6651/8/9/250/xml |
| article pdf uploaded. | 26 August 2016 12:18 CEST | Version of Record | https://www.mdpi.com/2072-6651/8/9/250/pdf |
