| article html file updated | 7 February 2020 23:20 CET | Update | https://www.mdpi.com/1424-8220/17/2/372 |
| article html file updated | 23 September 2019 07:37 CEST | Update | - |
| article html file updated | 4 May 2019 11:22 CEST | Update | - |
| article html file updated | 2 March 2017 11:37 CET | Update | - |
| article html file updated | 18 February 2017 11:50 CET | Original file | - |
| article xml uploaded. | 18 February 2017 11:49 CET | Original file | https://www.mdpi.com/1424-8220/17/2/372/xml |
| article pdf uploaded. | 18 February 2017 11:49 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/2/372/pdf |
| article pdf uploaded. | 14 February 2017 09:19 CET | Version of Record | https://www.mdpi.com/1424-8220/17/2/372/pdf-vor |
