| article html file updated | 8 February 2020 16:16 CET | Update | https://www.mdpi.com/1424-8220/17/9/2129 |
| article html file updated | 27 September 2019 03:55 CEST | Update | - |
| article html file updated | 3 May 2019 01:51 CEST | Update | - |
| article html file updated | 30 September 2017 15:07 CEST | Update | - |
| article html file updated | 15 September 2017 16:21 CEST | Original file | - |
| article xml uploaded. | 15 September 2017 16:20 CEST | Original file | https://www.mdpi.com/1424-8220/17/9/2129/xml |
| article pdf uploaded. | 15 September 2017 16:20 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/9/2129/pdf |
| article pdf uploaded. | 15 September 2017 10:35 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/9/2129/pdf-vor |
