| article html file updated | 7 February 2020 23:45 CET | Update | https://www.mdpi.com/1996-1073/10/2/250 |
| article html file updated | 23 September 2019 09:55 CEST | Update | - |
| article html file updated | 4 May 2019 10:33 CEST | Update | - |
| article html file updated | 28 February 2017 10:45 CET | Update | - |
| article html file updated | 18 February 2017 11:55 CET | Original file | - |
| article xml uploaded. | 18 February 2017 11:53 CET | Update | https://www.mdpi.com/1996-1073/10/2/250/xml |
| article xml uploaded. | 18 February 2017 11:53 CET | Original file | - |
| article pdf uploaded. | 18 February 2017 11:53 CET | Version of Record | https://www.mdpi.com/1996-1073/10/2/250/pdf |
