| article html file updated | 8 February 2020 16:24 CET | Update | https://www.mdpi.com/1424-8220/17/9/2134 |
| article html file updated | 27 September 2019 04:40 CEST | Update | N/A |
| article html file updated | 3 May 2019 01:36 CEST | Update | N/A |
| article html file updated | 30 September 2017 15:08 CEST | Update | N/A |
| article html file updated | 20 September 2017 11:45 CEST | Update | N/A |
| article xml uploaded. | 20 September 2017 11:44 CEST | Update | https://www.mdpi.com/1424-8220/17/9/2134/xml |
| article pdf uploaded. | 20 September 2017 11:44 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/9/2134/pdf |
| article html file updated | 16 September 2017 12:35 CEST | Original file | N/A |
| article xml uploaded. | 16 September 2017 12:33 CEST | Original file | N/A |
| article pdf uploaded. | 16 September 2017 12:33 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/9/2134/pdf-vor |
