| article html file updated | 7 February 2020 21:58 CET | Update | https://www.mdpi.com/1424-8220/17/1/204 |
| article html file updated | 23 September 2019 00:10 CEST | Update | - |
| article html file updated | 4 May 2019 14:05 CEST | Update | - |
| article html file updated | 8 February 2017 10:07 CET | Update | - |
| article html file updated | 24 January 2017 05:31 CET | Update | - |
| article xml uploaded. | 24 January 2017 05:30 CET | Update | https://www.mdpi.com/1424-8220/17/1/204/xml |
| article pdf uploaded. | 24 January 2017 05:30 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/1/204/pdf |
| article html file updated | 22 January 2017 10:07 CET | Original file | - |
| article xml uploaded. | 22 January 2017 10:06 CET | Original file | - |
| article pdf uploaded. | 22 January 2017 10:06 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/204/pdf-vor |
