| article html file updated | 7 February 2020 23:54 CET | Update | https://www.mdpi.com/1424-8220/17/2/416 |
| article html file updated | 23 September 2019 10:46 CEST | Update | - |
| article html file updated | 4 May 2019 10:14 CEST | Update | - |
| article html file updated | 2 March 2017 11:45 CET | Update | - |
| article html file updated | 22 February 2017 09:00 CET | Original file | - |
| article xml uploaded. | 22 February 2017 08:59 CET | Original file | https://www.mdpi.com/1424-8220/17/2/416/xml |
| article pdf uploaded. | 22 February 2017 08:59 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/2/416/pdf |
| article pdf uploaded. | 21 February 2017 11:00 CET | Version of Record | https://www.mdpi.com/1424-8220/17/2/416/pdf-vor |
