| article html file updated | 8 February 2020 06:55 CET | Update | https://www.mdpi.com/1424-8220/17/6/1233 |
| article html file updated | 25 September 2019 01:25 CEST | Update | - |
| article html file updated | 3 May 2019 20:01 CEST | Update | - |
| article html file updated | 30 June 2017 22:28 CEST | Update | - |
| article html file updated | 19 June 2017 08:26 CEST | Update | - |
| article xml uploaded. | 19 June 2017 08:25 CEST | Update | https://www.mdpi.com/1424-8220/17/6/1233/xml |
| article pdf uploaded. | 19 June 2017 08:25 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/6/1233/pdf |
| article html file updated | 28 May 2017 07:54 CEST | Original file | - |
| article pdf uploaded. | 28 May 2017 07:53 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1233/pdf-vor |
